diff --git a/ckan/lib/app_globals.py b/ckan/lib/app_globals.py
index 400ceb0c546..f2a812d2942 100644
--- a/ckan/lib/app_globals.py
+++ b/ckan/lib/app_globals.py
@@ -1,6 +1,8 @@
 ''' The application's Globals object '''
 
 import logging
+import time
+from threading import Lock
 
 from paste.deploy.converters import asbool
 from pylons import config
@@ -46,6 +48,7 @@ def set_global(key, value):
     ''' helper function for getting value from database or config file '''
     model.set_system_info(key, value)
     setattr(app_globals, get_globals_key(key), value)
+    model.set_system_info('ckan.config_update', str(time.time()))
     # update the config
     config[key] = value
     log.info('config `%s` set to `%s`' % (key, value))
@@ -106,6 +109,8 @@ def get_config_value(key, default=''):
         app_globals.header_class = 'header-text-logo-tagline'
 
 
+
+
 class _Globals(object):
 
     ''' Globals acts as a container for objects available throughout the
@@ -117,6 +122,18 @@ def __init__(self):
         'app_globals' variable
         '''
         self._init()
+        self._config_update = None
+        self._mutex = Lock()
+
+    def _check_uptodate(self):
+        ''' check the config is uptodate needed when several instances are
+        running '''
+        value = model.get_system_info('ckan.config_update')
+        if self._config_update != value:
+            if self._mutex.acquire(False):
+                reset()
+                self._config_update = value
+                self._mutex.release()
 
     def _init(self):
         self.favicon = config.get('ckan.favicon', '/images/icons/ckan.ico')
diff --git a/ckan/lib/base.py b/ckan/lib/base.py
index 88dfde1ab6d..04ad8e25e7c 100644
--- a/ckan/lib/base.py
+++ b/ckan/lib/base.py
@@ -28,6 +28,7 @@
 from ckan.lib import i18n
 import lib.render
 import ckan.lib.helpers as h
+import ckan.lib.app_globals as app_globals
 from ckan.plugins import PluginImplementations, IGenshiStreamFilter
 from ckan.lib.helpers import json
 import ckan.model as model
@@ -204,6 +205,7 @@ class BaseController(WSGIController):
     def __before__(self, action, **params):
         c.__timer = time.time()
         c.__version__ = ckan.__version__
+        app_globals.app_globals._check_uptodate()
         self._identify_user()
         i18n.handle_request(request, c)
 
diff --git a/ckan/templates/user/read.html b/ckan/templates/user/read.html
index 336faceba54..cc1d60f3835 100644
--- a/ckan/templates/user/read.html
+++ b/ckan/templates/user/read.html
@@ -84,10 +84,18 @@ <h2 class="tab-heading">{{ _('Datasets') }}</h2>
       {% if user.datasets %}
         {% snippet 'snippets/package_list.html', packages=user.datasets %}
       {% else %}
-        <p class="empty">
-          {{ _('You haven\'t created any datasets.') }}
-          {% link_for _('Create one now?'), controller='package', action='new' %}.
-        </p>
+
+        {% if c.is_myself %}
+          <p class="empty">
+            {{ _('You haven\'t created any datasets.') }}
+            {% link_for _('Create one now?'), controller='package', action='new' %}.
+          </p>
+        {% else %}
+          <p class="empty">
+            {{ _('User hasn\'t created any datasets.') }}
+          </p>
+        {% endif %}
+
       {% endif %}
     </section>
     <section id="activity" class="module-content module-activity tab-content">
diff --git a/doc/templating.rst b/doc/templating.rst
index 1620161921b..4db540b5a70 100644
--- a/doc/templating.rst
+++ b/doc/templating.rst
@@ -127,6 +127,9 @@ language.
 Includes
 ~~~~~~~~
 
+.. Note::
+    Includes should be avoided as they are not portable use {% snippet %} tags whenever possible.
+
 Snippets of text that are included using ``{% include %}`` should be
 kept in a directory called _snippets_. This should be kept in the same
 directory as the code that uses it.
@@ -138,6 +141,9 @@ case the usage should be clearly documented.
 Snippets
 ~~~~~~~~
 
+.. Note::
+    {% snippet %} tags should be used in favour of h.snippet()
+
 Snippets are essentially middle ground between includes and macros in
 that they are includes that allow a specific context to be provided
 (includes just receive the parent context).
@@ -210,7 +216,7 @@ portion that we wish to change. In this case the ``breadcrumb`` block.
 
 ::
 
-    {% ckan_extends "user/read.html" %}
+    {% ckan_extends %}
 
     {# Remove the breadcrumb #}
     {% block breadcrumb %}{% endblock %}
@@ -218,6 +224,9 @@ portion that we wish to change. In this case the ``breadcrumb`` block.
 This function works recursively and so is ideal for extensions that wish to
 add a small snippet of functionality to the page.
 
+.. Note::
+    {% ckan_extend %} only extends templates of the same name.
+
 snippet
 ~~~~~~~
 
@@ -474,9 +483,10 @@ Builds a form from the supplied form_info list/tuple.
 
 ::
 
-    form_info - A list of dicts describing the form field to build.
-    data      - The form data object.
-    errors    - The form errors object.
+    form_info       - A list of dicts describing the form field to build.
+    data            - The form data object.
+    errors          - The form errors object.
+    error_summary   - The form errors object.
 
 Example