diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 17a9250..d1e6276 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,6 +2,13 @@
 Appendix A. Changelog
 =====================
 
+master
+------
+
+* add trailing slashes to all URLs
+* use ``url_for()``
+* add ``/rebuild/force/`` (== ``nikola build -a``)
+
 v1.0.0
 ------
 
diff --git a/coil/data/templates/jinja/coil_account.tmpl b/coil/data/templates/jinja/coil_account.tmpl
index 074c4f0..5f7cfa1 100644
--- a/coil/data/templates/jinja/coil_account.tmpl
+++ b/coil/data/templates/jinja/coil_account.tmpl
@@ -16,7 +16,7 @@
 <div class="alert alert-{{ alert_status }}" role="alert">{{ alert }}</div>
 {% endif %}
 
-<form action="/account" method="POST" class="form-horizontal">
+<form action="{{ url_for('acp_account') }}" method="POST" class="form-horizontal">
     <div class="panel panel-primary">
         <div class="panel-heading">
             <h3 class="panel-title">Profile</h3>
@@ -66,7 +66,7 @@
 
     {% if current_user.is_admin %}
     <p class="text-muted">You can edit your permissions in the <a
-    href="/users/permissions">permissions panel</a>.</p>
+    href="{{ url_for('acp_users_permissions') }}">permissions panel</a>.</p>
     {% endif %}
 
     {{ form.csrf_token }}
diff --git a/coil/data/templates/jinja/coil_index.tmpl b/coil/data/templates/jinja/coil_index.tmpl
index 1c2d2db..4dbe995 100644
--- a/coil/data/templates/jinja/coil_index.tmpl
+++ b/coil/data/templates/jinja/coil_index.tmpl
@@ -35,7 +35,7 @@ Show posts of:
         <div class="page-header">
         <h2>Posts</h2>
         </div>
-        <form method="POST" action="/new/post" class="input-group">
+        <form method="POST" action="{{ url_for('new', obj='post') }}" class="input-group">
               <input class="form-control" name="title" id="title" placeholder="Title">
               {{ postform.csrf_token }}
               <span class="input-group-btn"><button type="submit" class="btn btn-success"><i class="fa fa-file-o"></i> Create Post</button></span>
@@ -47,7 +47,7 @@ Show posts of:
                 <small>Date: {{ p.date }}</small>
                 <br><small>Author: {{ p.meta('author') }}</small>
                 <div class="pull-right">
-                    <a class="btn btn-info btn-xs" href="/edit/{{ p.source_path }}"><i class="fa fa-pencil"></i> Edit</a>
+                    <a class="btn btn-info btn-xs" href="{{ url_for('edit', path=p.source_path) }}"><i class="fa fa-pencil"></i> Edit</a>
                     <button type="button" class="btn btn-danger btn-xs" data-toggle="modal" data-target="#deleteModal" data-sourcepath="{{ p.source_path }}" data-ptitle="{{ p.title() }}"><i class="fa fa-trash"></i> Delete</a>
                 </div>
             </div>
@@ -59,7 +59,7 @@ Show posts of:
         <div class="page-header">
         <h2>Pages</h2>
         </div>
-        <form method="POST" action="/new/page" class="input-group">
+        <form method="POST" action="{{ url_for('new', obj='page') }}" class="input-group">
               <input class="form-control" name="title" id="title" placeholder="Title">
               {{ pageform.csrf_token }}
               <span class="input-group-btn"><button type="submit" class="btn btn-success"><i class="fa fa-file-o"></i> Create Page</button></span>
@@ -71,7 +71,7 @@ Show posts of:
                 <small>Date: {{ p.date }}</small>
                 <br><small>Author: {{ p.meta('author') }}</small>
                 <div class="pull-right">
-                    <a class="btn btn-info btn-xs" href="/edit/{{ p.source_path }}"><i class="fa fa-pencil"></i> Edit</a>
+                    <a class="btn btn-info btn-xs" href="{{ url_for('edit', path=p.source_path) }}"><i class="fa fa-pencil"></i> Edit</a>
                     <button type="button" class="btn btn-danger btn-xs" data-toggle="modal" data-target="#deleteModal" data-sourcepath="{{ p.source_path }}" data-ptitle="{{ p.title() }}"><i class="fa fa-trash"></i> Delete</a>
                 </div>
             </div>
@@ -92,7 +92,7 @@ Show posts of:
       Really delete <strong class="del-title">post</strong>?
       </div>
       <div class="modal-footer">
-        <form method="POST" action="/delete" class="delete-button">
+        <form method="POST" action="{{ url_for('delete') }}" class="delete-button">
         <input type="hidden" name="path" class="sourcepath">
         {{ delform.csrf_token }}
         <button type="button" class="btn btn-default" data-dismiss="modal">Cancel</button>
diff --git a/coil/data/templates/jinja/coil_login.tmpl b/coil/data/templates/jinja/coil_login.tmpl
index 0d2e3de..ff0ed54 100644
--- a/coil/data/templates/jinja/coil_login.tmpl
+++ b/coil/data/templates/jinja/coil_login.tmpl
@@ -5,7 +5,7 @@
 <div class="alert alert-{{ alert_status }}" role="alert">{{ alert }}</div>
 {% endif %}
 
-      <form class="form-signin" method="POST" action="/login">
+      <form class="form-signin" method="POST" action="{{ url_for('login') }}">
         <h2 class="form-signin-heading">Please sign in</h2>
         <label for="inputUsername" class="sr-only">Username</label>
         <input name="username" type="text" id="inputUsername" class="form-control" placeholder="Username" required autofocus>
diff --git a/coil/data/templates/jinja/coil_post_edit.tmpl b/coil/data/templates/jinja/coil_post_edit.tmpl
index 481981a..91fa77e 100644
--- a/coil/data/templates/jinja/coil_post_edit.tmpl
+++ b/coil/data/templates/jinja/coil_post_edit.tmpl
@@ -6,7 +6,7 @@
 {% endif %}
 {% endblock %}
 {% block content %}
-<form method="POST" class="form-horizontal" role="form" id="form" action="/edit/{{ post.source_path }}">
+<form method="POST" class="form-horizontal" role="form" id="form" action="{{ url_for('edit', path=post.source_path) }}">
 <input name="title" value="{{ post.title() }}" class="form-control title input-lg" placeholder="Title">
 
 <div id="post-meta-line" class="metadata form-inline container-fluid"><div class="row">
diff --git a/coil/data/templates/jinja/coil_rebuild.tmpl b/coil/data/templates/jinja/coil_rebuild.tmpl
index 4d4d271..e5c9aa2 100644
--- a/coil/data/templates/jinja/coil_rebuild.tmpl
+++ b/coil/data/templates/jinja/coil_rebuild.tmpl
@@ -6,7 +6,7 @@
 </div>
 
 <div class="progress">
-    <div class="progress-bar progress-bar-striped active" id="progressbar" role="progressbar" aria-valuenow="0" aria-valuemin"0" aria-valuemax="100" style="width: 0%;">
+    <div class="progress-bar progress-bar-striped active" id="progressbar" role="progressbar" aria-valuenow="0" aria-valuemin"0" aria-valuemax="100" style="width: 0%; color: black;">
     0%
     </div>
 </div>
@@ -17,10 +17,10 @@
     </h3></div>
     <div class="panel-body collapse" id="collapseOutput">
         <h4>Build</h4>
-        <pre><code id="outputb">Working...</code></pre>
+        <pre><code id="outputb">Waiting...</code></pre>
 
         <h4>Unused files removed</h4>
-        <pre><code id="outputo">Working...</code></pre>
+        <pre><code id="outputo">Waiting...</code></pre>
     </div>
 </div>
 
@@ -29,14 +29,19 @@
 {% block extra_js %}
 <script>
 function set_bar(current, max) {
-    max = max;
     perc = 100 * current / max;
+    if (isNaN(perc)) {
+        perc = 0;
+    }
     pb.attr('aria-valuenow', Math.ceil(perc));
     pb.attr('style', 'width: ' + perc + '%');
     pb.html(Math.ceil(perc) + '%');
     if (current == max) {
         pb.removeClass('active');
     }
+    if (perc == 0) {
+        pb.attr('style', 'width: ' + perc + '%; color: black;');
+    }
 }
 
 $(document).ready(function() {
@@ -47,7 +52,7 @@ $(document).ready(function() {
     outo = $('#outputo');
     var intID = setInterval(function() {
         $.ajax({
-            "url": "/api/rebuild",
+            "url": "{{ url_for('api_rebuild') }}",
             "dataType": "json",
         }).done(function(data) {
             outb.html(data.build.out);
diff --git a/coil/data/templates/jinja/coil_users.tmpl b/coil/data/templates/jinja/coil_users.tmpl
index aeb9b4c..bb83ac9 100644
--- a/coil/data/templates/jinja/coil_users.tmpl
+++ b/coil/data/templates/jinja/coil_users.tmpl
@@ -48,7 +48,7 @@ $('#deleteModal').on('show.bs.modal', function (event) {
     <th class="is_admin">Admin</th>
     <th class="actions">Actions</th>
 </tr></thead>
-{% for uid, user in USERS.items() %}
+{% for uid, user in USERS %}
 {% if user.active %}
 <tr>
 {% else %}
@@ -66,7 +66,7 @@ $('#deleteModal').on('show.bs.modal', function (event) {
     {% endif %}
     </td>
     <td class="actions">
-    <form action="/users/edit" method="POST">{{ editform.csrf_token }}
+    <form action="{{ url_for('acp_users_edit') }}" method="POST">{{ editform.csrf_token }}
     <input type="hidden" name="uid" value="{{ uid }}">
     <input type="hidden" name="action" value="edit">
     <div class="btn-group" role="group">
@@ -85,11 +85,11 @@ $('#deleteModal').on('show.bs.modal', function (event) {
     </form>
 </tr>
 {% endfor %}
-<tr><form action="/users/edit" method="POST">
+<tr><form action="{{ url_for('acp_users_edit') }}" method="POST">{{ editform.csrf_token }}
     <td></td>
     <td><input name="username" placeholder="New user" class="form-control"></td>
     <td><input name="action" value="new" type="hidden"></td>
-    <td>{{ editform.csrf_token }}</td>
+    <td></td>
     <td></td>
     <td><button type="submit" class="btn btn-sm btn-primary"><i class="fa fa-plus-square fa-fw"></i> Create</button></td>
 </form></tr>
@@ -106,7 +106,7 @@ $('#deleteModal').on('show.bs.modal', function (event) {
       Really <span class="del-verb">do something to</span> <strong class="del-username">user</strong>?
       </div>
       <div class="modal-footer">
-        <form method="POST" action="/users/delete" class="delete-button">
+        <form method="POST" action="{{ url_for('acp_users_delete') }}" class="delete-button">
         <input type="hidden" name="uid" class="del-uid">
         <input type="hidden" name="direction" class="del-direction">
         <button type="button" class="btn btn-default" data-dismiss="modal">Cancel</button>
diff --git a/coil/data/templates/jinja/coil_users_edit.tmpl b/coil/data/templates/jinja/coil_users_edit.tmpl
index cc6ac9d..675ca7c 100644
--- a/coil/data/templates/jinja/coil_users_edit.tmpl
+++ b/coil/data/templates/jinja/coil_users_edit.tmpl
@@ -20,7 +20,7 @@
 <div class="alert alert-{{ alert_status }}" role="alert">{{ alert }}</div>
 {% endif %}
 
-<form action="/users/edit" method="POST" class="form-horizontal">
+<form action="{{ url_for('acp_users_edit') }}" method="POST" class="form-horizontal">
     <input type="hidden" name="action" value="save">
     <div class="panel panel-primary">
         <div class="panel-heading">
diff --git a/coil/data/templates/jinja/coil_users_permissions.tmpl b/coil/data/templates/jinja/coil_users_permissions.tmpl
index 665d2ae..5e9d36e 100644
--- a/coil/data/templates/jinja/coil_users_permissions.tmpl
+++ b/coil/data/templates/jinja/coil_users_permissions.tmpl
@@ -3,7 +3,7 @@
 {% block extra_js %}
 <script>
 var PERMISSIONS = {{ json.dumps(PERMISSIONS) }};
-var USERS = {{ json.dumps(USERS.keys()) }};
+var UIDS = {{ json.dumps(UIDS) }};
 var current_uid = {{ current_user.uid }};
 $(document).ready(function() {
     {% if action == 'save' %}
@@ -28,8 +28,8 @@ $(document).ready(function() {
         });
     }
 
-    for (var i = 0; i < USERS.length; i++) {
-        uid = USERS[i];
+    for (var i = 0; i < UIDS.length; i++) {
+        uid = UIDS[i];
         $('.u' + uid + ' button.select_all-user').click(function() {
             uid = this.attributes['data-uid'].value;
             $('input.u' + uid).each(function() { this.checked = true; });
@@ -53,7 +53,7 @@ $(document).ready(function() {
 <div class="alert alert-{{ alert_status }}" role="alert">{{ alert }}</div>
 {% endif %}
 
-<form action="/users/permissions" method="POST">
+<form action="{{ url_for('acp_users_permissions') }}" method="POST">
 <table class="table table-hover users" style="table-layout: fixed;">
 <thead><tr>
     <th class="uid">#</th>
@@ -88,7 +88,7 @@ $(document).ready(function() {
     </th>
     <th class="select_all">Select all</th>
 </tr></thead>
-{% for uid, user in USERS.items() %}
+{% for uid, user in USERS %}
 {% if user.is_active %}
 <tr class="u{{ uid }}">
     <td class="uid">{{ uid }}</td>
diff --git a/coil/data/templates/mako/coil_account.tmpl b/coil/data/templates/mako/coil_account.tmpl
index 3b70e8f..4dceade 100644
--- a/coil/data/templates/mako/coil_account.tmpl
+++ b/coil/data/templates/mako/coil_account.tmpl
@@ -16,7 +16,7 @@
 <div class="alert alert-${alert_status}" role="alert">${alert}</div>
 % endif
 
-<form action="/account" method="POST" class="form-horizontal">
+<form action="${url_for('acp_account')}" method="POST" class="form-horizontal">
     <div class="panel panel-primary">
         <div class="panel-heading">
             <h3 class="panel-title">Profile</h3>
@@ -66,7 +66,7 @@
 
     % if current_user.is_admin:
     <p class="text-muted">You can edit your permissions in the <a
-    href="/users/permissions">permissions panel</a>.</p>
+    href="${url_for('acp_users_permissions')}">permissions panel</a>.</p>
     % endif
 
     ${form.csrf_token}
diff --git a/coil/data/templates/mako/coil_index.tmpl b/coil/data/templates/mako/coil_index.tmpl
index 6d81691..d4e1e49 100644
--- a/coil/data/templates/mako/coil_index.tmpl
+++ b/coil/data/templates/mako/coil_index.tmpl
@@ -35,7 +35,7 @@ Show posts of:
         <div class="page-header">
         <h2>Posts</h2>
         </div>
-        <form method="POST" action="/new/post" class="input-group">
+        <form method="POST" action="${url_for('new', obj='post')}" class="input-group">
               <input class="form-control" name="title" id="title" placeholder="Title">
               ${postform.csrf_token}
               <span class="input-group-btn"><button type="submit" class="btn btn-success"><i class="fa fa-file-o"></i> Create Post</button></span>
@@ -47,7 +47,7 @@ Show posts of:
                 <small>Date: ${p.date}</small>
                 <br><small>Author: ${p.meta('author')}</small>
                 <div class="pull-right">
-                    <a class="btn btn-info btn-xs" href="/edit/${p.source_path}"><i class="fa fa-pencil"></i> Edit</a>
+                    <a class="btn btn-info btn-xs" href="${url_for('edit', path=p.source_path)}"><i class="fa fa-pencil"></i> Edit</a>
                     <button type="button" class="btn btn-danger btn-xs" data-toggle="modal" data-target="#deleteModal" data-sourcepath="${p.source_path}" data-ptitle="${p.title()}"><i class="fa fa-trash"></i> Delete</a>
                 </div>
             </div>
@@ -59,7 +59,7 @@ Show posts of:
         <div class="page-header">
         <h2>Pages</h2>
         </div>
-        <form method="POST" action="/new/page" class="input-group">
+        <form method="POST" action="${url_for('new', obj='page')}" class="input-group">
               <input class="form-control" name="title" id="title" placeholder="Title">
               ${pageform.csrf_token}
               <span class="input-group-btn"><button type="submit" class="btn btn-success"><i class="fa fa-file-o"></i> Create Page</button></span>
@@ -71,7 +71,7 @@ Show posts of:
                 <small>Date: ${p.date}</small>
                 <br><small>Author: ${p.meta('author')}</small>
                 <div class="pull-right">
-                    <a class="btn btn-info btn-xs" href="/edit/${p.source_path}"><i class="fa fa-pencil"></i> Edit</a>
+                    <a class="btn btn-info btn-xs" href="${url_for('edit', path=p.source_path)}"><i class="fa fa-pencil"></i> Edit</a>
                     <button type="button" class="btn btn-danger btn-xs" data-toggle="modal" data-target="#deleteModal" data-sourcepath="${p.source_path}" data-ptitle="${p.title()}"><i class="fa fa-trash"></i> Delete</a>
                 </div>
             </div>
@@ -92,7 +92,7 @@ Show posts of:
       Really delete <strong class="del-title">post</strong>?
       </div>
       <div class="modal-footer">
-        <form method="POST" action="/delete" class="delete-button">
+        <form method="POST" action="${url_for('delete')}" class="delete-button">
         <input type="hidden" name="path" class="sourcepath">
         ${delform.csrf_token}
         <button type="button" class="btn btn-default" data-dismiss="modal">Cancel</button>
diff --git a/coil/data/templates/mako/coil_login.tmpl b/coil/data/templates/mako/coil_login.tmpl
index ca0b47d..12f44af 100644
--- a/coil/data/templates/mako/coil_login.tmpl
+++ b/coil/data/templates/mako/coil_login.tmpl
@@ -5,7 +5,7 @@
 <div class="alert alert-${alert_status}" role="alert">${alert}</div>
 % endif
 
-      <form class="form-signin" method="POST" action="/login">
+      <form class="form-signin" method="POST" action="${url_for('login')}">
         <h2 class="form-signin-heading">Please sign in</h2>
         <label for="inputUsername" class="sr-only">Username</label>
         <input name="username" type="text" id="inputUsername" class="form-control" placeholder="Username" required autofocus>
diff --git a/coil/data/templates/mako/coil_post_edit.tmpl b/coil/data/templates/mako/coil_post_edit.tmpl
index 657d191..5477b8a 100644
--- a/coil/data/templates/mako/coil_post_edit.tmpl
+++ b/coil/data/templates/mako/coil_post_edit.tmpl
@@ -6,7 +6,7 @@
 % endif
 </%block>
 <%block name="content">
-<form method="POST" class="form-horizontal" role="form" id="form" action="/edit/${post.source_path}">
+<form method="POST" class="form-horizontal" role="form" id="form" action="${url_for('edit', path=post.source_path)}">
 <input name="title" value="${post.title()}" class="form-control title input-lg" placeholder="Title">
 
 <div id="post-meta-line" class="metadata form-inline container-fluid"><div class="row">
diff --git a/coil/data/templates/mako/coil_rebuild.tmpl b/coil/data/templates/mako/coil_rebuild.tmpl
index a5c23f0..214c232 100644
--- a/coil/data/templates/mako/coil_rebuild.tmpl
+++ b/coil/data/templates/mako/coil_rebuild.tmpl
@@ -6,7 +6,7 @@
 </div>
 
 <div class="progress">
-    <div class="progress-bar progress-bar-striped active" id="progressbar" role="progressbar" aria-valuenow="0" aria-valuemin"0" aria-valuemax="100" style="width: 0%;">
+    <div class="progress-bar progress-bar-striped active" id="progressbar" role="progressbar" aria-valuenow="0" aria-valuemin"0" aria-valuemax="100" style="width: 0%; color: black;">
     0%
     </div>
 </div>
@@ -17,10 +17,10 @@
     </h3></div>
     <div class="panel-body collapse" id="collapseOutput">
         <h4>Build</h4>
-        <pre><code id="outputb">Working...</code></pre>
+        <pre><code id="outputb">Waiting...</code></pre>
 
         <h4>Unused files removed</h4>
-        <pre><code id="outputo">Working...</code></pre>
+        <pre><code id="outputo">Waiting...</code></pre>
     </div>
 </div>
 
@@ -29,14 +29,19 @@
 <%block name="extra_js">
 <script>
 function set_bar(current, max) {
-    max = max;
     perc = 100 * current / max;
+    if (isNaN(perc)) {
+        perc = 0;
+    }
     pb.attr('aria-valuenow', Math.ceil(perc));
     pb.attr('style', 'width: ' + perc + '%');
     pb.html(Math.ceil(perc) + '%');
     if (current == max) {
         pb.removeClass('active');
     }
+    if (perc == 0) {
+        pb.attr('style', 'width: ' + perc + '%; color: black;');
+    }
 }
 
 $(document).ready(function() {
@@ -47,7 +52,7 @@ $(document).ready(function() {
     outo = $('#outputo');
     var intID = setInterval(function() {
         $.ajax({
-            "url": "/api/rebuild",
+            "url": "${url_for('api_rebuild')}",
             "dataType": "json",
         }).done(function(data) {
             outb.html(data.build.out);
diff --git a/coil/data/templates/mako/coil_users.tmpl b/coil/data/templates/mako/coil_users.tmpl
index 4519877..1cbe5c3 100644
--- a/coil/data/templates/mako/coil_users.tmpl
+++ b/coil/data/templates/mako/coil_users.tmpl
@@ -48,7 +48,7 @@ $('#deleteModal').on('show.bs.modal', function (event) {
     <th class="is_admin">Admin</th>
     <th class="actions">Actions</th>
 </tr></thead>
-% for uid, user in USERS.items():
+% for uid, user in USERS:
 % if user.active:
 <tr>
 % else:
@@ -66,7 +66,7 @@ $('#deleteModal').on('show.bs.modal', function (event) {
     % endif
     </td>
     <td class="actions">
-    <form action="/users/edit" method="POST">${editform.csrf_token}
+    <form action="${url_for('acp_users_edit')}" method="POST">${editform.csrf_token}
     <input type="hidden" name="uid" value="${uid}">
     <input type="hidden" name="action" value="edit">
     <div class="btn-group" role="group">
@@ -85,11 +85,11 @@ $('#deleteModal').on('show.bs.modal', function (event) {
     </form>
 </tr>
 % endfor
-<tr><form action="/users/edit" method="POST">
+<tr><form action="${url_for('acp_users_edit')}" method="POST">${editform.csrf_token}
     <td></td>
     <td><input name="username" placeholder="New user" class="form-control"></td>
     <td><input name="action" value="new" type="hidden"></td>
-    <td>${editform.csrf_token}</td>
+    <td></td>
     <td></td>
     <td><button type="submit" class="btn btn-sm btn-primary"><i class="fa fa-plus-square fa-fw"></i> Create</button></td>
 </form></tr>
@@ -106,7 +106,7 @@ $('#deleteModal').on('show.bs.modal', function (event) {
       Really <span class="del-verb">do something to</span> <strong class="del-username">user</strong>?
       </div>
       <div class="modal-footer">
-        <form method="POST" action="/users/delete" class="delete-button">
+        <form method="POST" action="${url_for('acp_users_delete')}" class="delete-button">
         <input type="hidden" name="uid" class="del-uid">
         <input type="hidden" name="direction" class="del-direction">
         <button type="button" class="btn btn-default" data-dismiss="modal">Cancel</button>
diff --git a/coil/data/templates/mako/coil_users_edit.tmpl b/coil/data/templates/mako/coil_users_edit.tmpl
index 63318ae..a4f4ba7 100644
--- a/coil/data/templates/mako/coil_users_edit.tmpl
+++ b/coil/data/templates/mako/coil_users_edit.tmpl
@@ -20,7 +20,7 @@
 <div class="alert alert-${alert_status}" role="alert">${alert}</div>
 % endif
 
-<form action="/users/edit" method="POST" class="form-horizontal">
+<form action="${url_for('acp_users_edit')}" method="POST" class="form-horizontal">
     <input type="hidden" name="action" value="save">
     <div class="panel panel-primary">
         <div class="panel-heading">
diff --git a/coil/data/templates/mako/coil_users_permissions.tmpl b/coil/data/templates/mako/coil_users_permissions.tmpl
index e5236cf..dc8b9d1 100644
--- a/coil/data/templates/mako/coil_users_permissions.tmpl
+++ b/coil/data/templates/mako/coil_users_permissions.tmpl
@@ -3,7 +3,7 @@
 <%block name="extra_js">
 <script>
 var PERMISSIONS = ${json.dumps(PERMISSIONS)};
-var USERS = ${json.dumps(USERS.keys())};
+var UIDS = ${json.dumps(UIDS)};
 var current_uid = ${current_user.uid};
 $(document).ready(function() {
     % if action == 'save':
@@ -28,8 +28,8 @@ $(document).ready(function() {
         });
     }
 
-    for (var i = 0; i < USERS.length; i++) {
-        uid = USERS[i];
+    for (var i = 0; i < UIDS.length; i++) {
+        uid = UIDS[i];
         $('.u' + uid + ' button.select_all-user').click(function() {
             uid = this.attributes['data-uid'].value;
             $('input.u' + uid).each(function() { this.checked = true; });
@@ -53,7 +53,7 @@ $(document).ready(function() {
 <div class="alert alert-${alert_status}" role="alert">${alert}</div>
 % endif
 
-<form action="/users/permissions" method="POST">
+<form action="${url_for('acp_users_permissions')}" method="POST">
 <table class="table table-hover users" style="table-layout: fixed;">
 <thead><tr>
     <th class="uid">#</th>
@@ -88,7 +88,7 @@ $(document).ready(function() {
     </th>
     <th class="select_all">Select all</th>
 </tr></thead>
-% for uid, user in USERS.items():
+% for uid, user in USERS:
 % if user.is_active:
 <tr class="u${uid}">
     <td class="uid">${uid}</td>
diff --git a/coil/tasks.py b/coil/tasks.py
index 4dffa93..f2fec1c 100644
--- a/coil/tasks.py
+++ b/coil/tasks.py
@@ -32,8 +32,12 @@
 from redis import StrictRedis
 
 
-def build(dburl, sitedir):
+def build(dburl, sitedir, mode):
     """Build a site."""
+    if mode == 'force':
+        amode = ['-a']
+    else:
+        amode = []
     oldcwd = os.getcwd()
     os.chdir(sitedir)
     db = StrictRedis.from_url(dburl)
@@ -41,7 +45,7 @@ def build(dburl, sitedir):
     job.meta.update({'out': '', 'milestone': 0, 'total': 1, 'return': None,
                      'status': None})
     job.save()
-    p = subprocess.Popen([executable, '-m', 'nikola', 'build'],
+    p = subprocess.Popen([executable, '-m', 'nikola', 'build'] + amode,
                          stderr=subprocess.PIPE)
 
     milestones = {
diff --git a/coil/web.py b/coil/web.py
index da6be00..a92893f 100644
--- a/coil/web.py
+++ b/coil/web.py
@@ -39,7 +39,8 @@
 from nikola.utils import (unicode_str, get_logger, ColorfulStderrHandler,
                           write_metadata, TranslatableSetting)
 import nikola.plugins.command.new_post
-from flask import Flask, request, redirect, send_from_directory, g, session
+from flask import (Flask, request, redirect, send_from_directory, g, session,
+                   url_for)
 from flask.ext.login import (LoginManager, login_required, login_user,
                              logout_user, current_user, make_secure_token)
 from flask.ext.bcrypt import Bcrypt
@@ -209,11 +210,12 @@ def generate_menu():
     :rtype: str
     """
     if db.get('site:needs_rebuild') not in ('0', '-1'):
-        return ('</li><li><a href="/rebuild"><i class="fa fa-fw '
-                'fa-warning"></i> <strong>Rebuild</strong></a></li>')
+        return ('</li><li><a href="{0}"><i class="fa fa-fw '
+                'fa-warning"></i> <strong>Rebuild</strong></a></li>'.format(
+                url_for('rebuild')))
     else:
-        return ('</li><li><a href="/rebuild"><i class="fa fa-fw '
-                'fa-cog"></i> Rebuild</a></li>')
+        return ('</li><li><a href="{0}"><i class="fa fa-fw '
+                'fa-cog"></i> Rebuild</a></li>'.format(url_for('rebuild')))
 
 
 def generate_menu_alt():
@@ -223,10 +225,12 @@ def generate_menu_alt():
     :rtype: str
     """
     if not current_user.is_authenticated():
-        return """<li><a href="/login">Log in</a></li>"""
+        return '<li><a href="{0}">Log in</a></li>'.format(url_for('login'))
     if current_user.is_admin:
-        edit_entry = """<li><a href="/users">Manage users</a></li>\
-        <li><a href="/users/permissions">Permissions</a></li>"""
+        edit_entry = ('<li><a href="{0}">Manage users</a></li>'
+                      '<li><a href="{1}">Permissions</a></li>'.format(
+                          url_for('acp_users'),
+                          url_for('acp_users_permissions')))
     else:
         edit_entry = ''
     return """
@@ -235,11 +239,12 @@ def generate_menu_alt():
             role="button" aria-expanded="false">{0} [{1}]<span
             class="caret"></span></a>
         <ul class="dropdown-menu" role="menu">
-            <li><a href="/account">Account</a></li>
+            <li><a href="{3}">Account</a></li>
             {2}
-            <li><a href="/logout">Log out</a></li>
+            <li><a href="{4}">Log out</a></li>
         </ul>
-    </li>""".format(current_user.realname, current_user.username, edit_entry)
+    </li>""".format(current_user.realname, current_user.username, edit_entry,
+                    url_for('acp_account'), url_for('logout'))
 
 
 def _author_get(post):
@@ -285,33 +290,32 @@ def render(template_name, context=None, code=200, headers=None):
     context['current_user'] = current_user
     context['_author_get'] = _author_get
     context['_author_uid_get'] = _author_uid_get
-
+    context['permalink'] = request.url
+    context['url_for'] = url_for
     headers['Pragma'] = 'no-cache'
     headers['Cache-Control'] = 'private, max-age=0, no-cache'
 
     return _site.render_template(template_name, None, context), code, headers
 
 
-def error(desc, code, permalink):
+def error(desc, code):
     """Render an error page.
 
     :param str desc: Error description
     :param int code: HTTP status code
-    :param str permalink: Path to page generating errors
     :return: HTML fragment (from :func:`render`)
     :rtype: str
     """
     return render('coil_error.tmpl',
                   {'title': 'Error',
                    'code': code,
-                   'desc': desc,
-                   'permalink': permalink},
+                   'desc': desc},
                   code)
 
 
 def _unauthorized():
     """Redirect to the “unauthorized” page."""
-    return redirect('/login?status=unauthorized')
+    return redirect(url_for('login') + '?status=unauthorized')
 
 
 def find_post(path):
@@ -445,7 +449,7 @@ def write_user(user):
     db.hmset('user:{0}'.format(user.uid), udata)
 
 
-@app.route('/login', methods=['GET', 'POST'])
+@app.route('/login/', methods=['GET', 'POST'])
 def login():
     """Handle user authentication.
 
@@ -468,7 +472,7 @@ def login():
                 if check_password(user.password,
                                   request.form['password']) and user.is_active:
                     login_user(user, remember=('remember' in request.form))
-                    return redirect('/')
+                    return redirect(url_for('index'))
                 else:
                     alert = "Invalid credentials."
                     code = 401
@@ -481,17 +485,17 @@ def login():
         elif request.args.get('status') == 'logout':
             alert = 'Logged out successfully.'
             alert_status = 'success'
-    return render('coil_login.tmpl', {'title': 'Login', 'permalink': '/login',
-                                       'alert': alert, 'form': form,
-                                       'alert_status': alert_status}, code)
+    return render('coil_login.tmpl', {'title': 'Login', 'alert': alert, 'form':
+                                      form, 'alert_status': alert_status},
+                  code)
 
 
-@app.route('/logout')
+@app.route('/logout/')
 @login_required
 def logout():
     """Log the user out and redirect them to the login page."""
     logout_user()
-    return redirect('/login?status=logout')
+    return redirect(url_for('login') + '?status=logout')
 
 
 @app.route('/')
@@ -535,7 +539,6 @@ def index():
     context['posts'] = posts
     context['pages'] = pages
     context['title'] = 'Posts & Pages'
-    context['permalink'] = '/'
     context['wants'] = wants
     return render('coil_index.tmpl', context)
 
@@ -553,14 +556,13 @@ def edit(path):
     context = {'path': path, 'site': site}
     post = find_post(path)
     if post is None:
-        return error("No such post or page.", 404, '/edit/' + path)
+        return error("No such post or page.", 404)
 
     current_auid = int(post.meta('author.uid') or current_user.uid)
 
     if (not current_user.can_edit_all_posts
             and current_auid != current_user.uid):
-        return error("Cannot edit posts of other users.", 401,
-                     '/edit/' + path)
+        return error("Cannot edit posts of other users.", 401)
 
     if request.method == 'POST':
         meta = {}
@@ -604,20 +606,19 @@ def edit(path):
 
     context['post'] = post
     users = []
-    last_uid = int(db.get('last_uid'))
-    for u in range(1, last_uid + 1):
+    uids = db.hgetall('users').values()
+    for u in uids:
         realname, active = db.hmget('user:{0}'.format(u), 'realname', 'active')
         if active == '1':
             users.append((u, realname))
     context['users'] = sorted(users)
     context['current_auid'] = current_auid
     context['title'] = 'Editing {0}'.format(post.title())
-    context['permalink'] = '/edit/' + path
     context['is_html'] = post.compiler.name == 'html'
     return render('coil_post_edit.tmpl', context)
 
 
-@app.route('/delete', methods=['POST'])
+@app.route('/delete/', methods=['POST'])
 @login_required
 def delete():
     """Delete a post."""
@@ -625,15 +626,15 @@ def delete():
     path = request.form['path']
     post = find_post(path)
     if post is None:
-        return error("No such post or page.", 404, '/delete')
+        return error("No such post or page.", 404)
     if not form.validate():
-        return error("Bad Request", 400, '/delete')
+        return error("Bad Request", 400)
 
     current_auid = int(post.meta('author.uid') or current_user.uid)
 
     if (not current_user.can_edit_all_posts
             and current_auid != current_user.uid):
-        return error("Cannot edit posts of other users.", 401, '/delete')
+        return error("Cannot edit posts of other users.", 401)
 
     os.unlink(path)
     if post.is_two_file:
@@ -641,10 +642,10 @@ def delete():
         os.unlink(meta_path)
     scan_site()
     db.set('site:needs_rebuild', '1')
-    return redirect('/')
+    return redirect(url_for('index'))
 
 
-@app.route('/api/rebuild')
+@app.route('/api/rebuild/')
 @login_required
 def api_rebuild():
     """Rebuild the site (internally)."""
@@ -654,7 +655,8 @@ def api_rebuild():
     if not build_job and not orphans_job:
         build_job = q.enqueue_call(func=coil.tasks.build,
                                    args=(app.config['REDIS_URL'],
-                                         app.config['NIKOLA_ROOT']),
+                                         app.config['NIKOLA_ROOT'],
+                                         ''),
                                    job_id='build')
         orphans_job = q.enqueue_call(func=coil.tasks.orphans,
                                      args=(app.config['REDIS_URL'],
@@ -674,27 +676,27 @@ def api_rebuild():
     return d
 
 
-@app.route('/rebuild')
+@app.route('/rebuild/')
+@app.route('/rebuild/<mode>/')
 @login_required
-def rebuild():
+def rebuild(mode=''):
     """Rebuild the site with a nice UI."""
     scan_site()  # for good measure
     if not current_user.can_rebuild_site:
         return error('You are not permitted to rebuild the site.</p>'
                      '<p class="lead">Contact an administartor for '
-                     'more information.', 401, '/rebuild')
+                     'more information.', 401)
     db.set('site:needs_rebuild', '-1')
     if not q.fetch_job('build') and not q.fetch_job('orphans'):
         b = q.enqueue_call(func=coil.tasks.build,
                            args=(app.config['REDIS_URL'],
-                                 app.config['NIKOLA_ROOT']), job_id='build')
+                                 app.config['NIKOLA_ROOT'], mode), job_id='build')
         q.enqueue_call(func=coil.tasks.orphans,
                        args=(app.config['REDIS_URL'],
                              app.config['NIKOLA_ROOT']), job_id='orphans',
                        depends_on=b)
 
-    return render('coil_rebuild.tmpl',
-                  {'title': 'Rebuild', 'permalink': '/rebuild'})
+    return render('coil_rebuild.tmpl', {'title': 'Rebuild'})
 
 
 @app.route('/bower_components/<path:path>')
@@ -739,7 +741,7 @@ def serve_assets(path):
     return send_from_directory(res, path)
 
 
-@app.route('/new/<obj>', methods=['POST'])
+@app.route('/new/<obj>/', methods=['POST'])
 @login_required
 def new(obj):
     """Create a new post or page.
@@ -760,7 +762,7 @@ def new(obj):
                                         author=current_user.realname,
                                         content_format='html')
             else:
-                return error("Bad Request", 400, '/new/' + obj)
+                return error("Bad Request", 400)
         elif obj == 'page':
             f = NewPageForm()
             if f.validate():
@@ -768,24 +770,22 @@ def new(obj):
                                         author=current_user.realname,
                                         content_format='html')
             else:
-                return error("Bad Request", 400, '/new/' + obj)
+                return error("Bad Request", 400)
         else:
-            return error("Cannot create {0} — unknown type.".format(obj),
-                         400, '/new/' + obj)
+            return error("Cannot create {0} — unknown type.".format(obj), 400)
     except SystemExit:
-        return error("This {0} already exists!".format(obj),
-                     500, '/new/' + obj)
+        return error("This {0} already exists!".format(obj), 500)
     finally:
         del _site.config['ADDITIONAL_METADATA']['author.uid']
     # reload post list and go to index
     scan_site()
     db.set('site:needs_rebuild', '1')
-    return redirect('/')
+    return redirect(url_for('index'))
 
 
-@app.route('/account', methods=['POST', 'GET'])
+@app.route('/account/', methods=['POST', 'GET'])
 @login_required
-def acp_user_account():
+def acp_account():
     """Manage the user account of currently-logged-in users.
 
     This does NOT accept admin-specific options.
@@ -796,7 +796,7 @@ def acp_user_account():
     form = AccountForm()
     if request.method == 'POST':
         if not form.validate():
-            return error("Bad Request", 400, "/account")
+            return error("Bad Request", 400)
         action = 'save'
         data = request.form
         if data['newpwd1']:
@@ -814,14 +814,13 @@ def acp_user_account():
 
     return render('coil_account.tmpl',
                   context={'title': 'My account',
-                           'permalink': '/account',
                            'action': action,
                            'alert': alert,
                            'alert_status': alert_status,
                            'form': form})
 
 
-@app.route('/users')
+@app.route('/users/')
 @login_required
 def acp_users():
     """List all users."""
@@ -834,13 +833,12 @@ def acp_users():
         alert = 'User undeleted.'
         alert_status = 'success'
     if not current_user.is_admin:
-        return error("Not authorized to edit users.", 401, "/users")
+        return error("Not authorized to edit users.", 401)
     else:
-        last_uid = int(db.get('last_uid'))
-        USERS = {i: get_user(i) for i in range(1, last_uid + 1)}
+        uids = db.hgetall('users').values()
+        USERS = sorted([(i, get_user(i)) for i in uids])
         return render('coil_users.tmpl',
                       context={'title': 'Users',
-                               'permalink': '/users',
                                'USERS': USERS,
                                'alert': alert,
                                'alert_status': alert_status,
@@ -848,29 +846,28 @@ def acp_users():
                                'editform': UserEditForm()})
 
 
-@app.route('/users/edit', methods=['POST'])
+@app.route('/users/edit/', methods=['POST'])
 @login_required
 def acp_users_edit():
     """Edit an user account."""
     global current_user
 
     if not current_user.is_admin:
-        return error("Not authorized to edit users.", 401, "/users/edit")
+        return error("Not authorized to edit users.", 401)
     data = request.form
 
     form = UserEditForm()
     if not form.validate():
-        return error("Bad Request", 400, "/users/edit")
+        return error("Bad Request", 400)
     action = data['action']
 
     if action == 'new':
         if not data['username']:
-            return error("No username to create specified.", 400,
-                         "/users/edit")
-        uid = db.incr('last_uid')
+            return error("No username to create specified.", 400)
+        uid = max(db.hgetall('users').values()) + 1
         pf = [False for p in PERMISSIONS]
         pf[0] = True  # active
-        user = User(uid, data['username'], '', '', *pf)
+        user = User(uid, data['username'], '', '', '', *pf)
         write_user(user)
         db.hset('users', user.username, user.uid)
         new = True
@@ -879,7 +876,7 @@ def acp_users_edit():
         new = False
 
     if not user:
-        return error("User does not exist.", 404, "/users/edit")
+        return error("User does not exist.", 404)
 
     alert = ''
     alert_status = ''
@@ -913,7 +910,6 @@ def acp_users_edit():
 
     return render('coil_users_edit.tmpl',
                   context={'title': 'Edit user',
-                           'permalink': '/users/edit',
                            'user': user,
                            'new': new,
                            'action': action,
@@ -922,42 +918,42 @@ def acp_users_edit():
                            'form': form})
 
 
-@app.route('/users/delete', methods=['POST'])
+@app.route('/users/delete/', methods=['POST'])
 @login_required
 def acp_users_delete():
     """Delete or undelete an user account."""
     if not current_user.is_admin:
-        return error("Not authorized to edit users.", 401, "/users/delete")
+        return error("Not authorized to edit users.", 401)
     form = UserDeleteForm()
     if not form.validate():
-        return error("Bad Request", 400, '/users/delete')
+        return error("Bad Request", 400)
     user = get_user(int(request.form['uid']))
     direction = request.form['direction']
     if not user:
-        return error("User does not exist.", 404, "/users/delete")
+        return error("User does not exist.", 404)
     else:
         for p in PERMISSIONS:
             setattr(user, p, False)
         user.active = direction == 'undel'
         write_user(user)
-        return redirect('/users?status={_del}eted'.format(_del=direction))
+        return redirect(url_for('acp_users') + '?status={_del}eted'.format(
+            _del=direction))
 
 
-@app.route('/users/permissions', methods=['GET', 'POST'])
+@app.route('/users/permissions/', methods=['GET', 'POST'])
 @login_required
 def acp_users_permissions():
     """Change user permissions."""
     if not current_user.is_admin:
-        return error("Not authorized to edit users.",
-                     401, "/users/permissions")
+        return error("Not authorized to edit users.", 401)
 
     form = PermissionsForm()
-    users = {}
-    last_uid = int(db.get('last_uid'))
+    users = []
+    uids = db.hgetall('users').values()
     if request.method == 'POST':
         if not form.validate():
-            return error("Bad Request", 400, '/users/permissions')
-        for uid in range(1, last_uid + 1):
+            return error("Bad Request", 400)
+        for uid in uids:
             user = get_user(uid)
             for perm in PERMISSIONS:
                 if '{0}.{1}'.format(uid, perm) in request.form:
@@ -968,7 +964,7 @@ def acp_users_permissions():
                 user.is_admin = True  # cannot deadmin oneself
                 user.active = True  # cannot deactivate oneself
             write_user(user)
-            users[uid] = user
+            users.append((uid, user))
         action = 'save'
     else:
         action = 'edit'
@@ -991,13 +987,12 @@ def display_permission(user, permission):
              'data-perm="{4}" class="u{0}" {2} {3}>')
         return d.format(user.uid, permission, checked, disabled, permission_a)
 
-    for uid in range(1, last_uid + 1):
-        users[uid] = get_user(uid)
+    users = [(i, get_user(i)) for i in uids]
 
     return render('coil_users_permissions.tmpl',
                   context={'title': 'Permissions',
-                           'permalink': '/users/permissions',
-                           'USERS': users,
+                           'USERS': sorted(users),
+                           'UIDS': sorted(uids),
                            'PERMISSIONS': PERMISSIONS,
                            'action': action,
                            'json': json,