Dependency version care in _bower.json

- adjusts bower.json to allways depend on the latest stable 1.2.x release of angular
- bumps version of bootstrap to match with the version of bootstrap-sass-official

templates/common/_bower.json

@@ -2,20 +2,20 @@
   "name": "<%= _.slugify(_.humanize(appname)) %>",
   "version": "0.0.0",
   "dependencies": {
-    "angular": "1.2.11",
+    "angular": ">=1.2.*",
     "json3": "~3.2.6",
     "es5-shim": "~2.1.0"<% if (bootstrap) { %>,
     "jquery": "~1.11.0"<% if (compassBootstrap) { %>,
     "bootstrap-sass-official": "~3.1.1"<% } else { %>,
-    "bootstrap": "~3.0.3"<% } } %><% if (resourceModule) { %>,
-    "angular-resource": "1.2.11"<% } %><% if (cookiesModule) { %>,
-    "angular-cookies": "1.2.11"<% } %><% if (sanitizeModule) { %>,
-    "angular-sanitize": "1.2.11"<% } %><% if (routeModule) { %>,
-    "angular-route": "1.2.11"<% } %>
+    "bootstrap": "~3.1.1"<% } } %><% if (resourceModule) { %>,
+    "angular-resource": ">=1.2.*"<% } %><% if (cookiesModule) { %>,
+    "angular-cookies": ">=1.2.*"<% } %><% if (sanitizeModule) { %>,
+    "angular-sanitize": ">=1.2.*"<% } %><% if (routeModule) { %>,
+    "angular-route": ">=1.2.*"<% } %>
   },
   "devDependencies": {
-    "angular-mocks": "1.2.11",
-    "angular-scenario": "1.2.11"
+    "angular-mocks": ">=1.2.*",
+    "angular-scenario": ">=1.2.*"
   },
   "testPath": "test/client/spec"  
 }