[#518] Adds date-time tooltip to the activity time
[#518] formatter now give x months ago etc
[#518] Refactor render_datetime
[#518] Add time_ago_from_datestamp() helper
[#518] Deprecate time_ago_in_words_from_str() helper
[#518] Fixes for activity stream item template
[#1141] Fix bug where we weren't raising Exception when we couldn't find plugin
[#1146] Makes recline preview only use jQuery 1.7.1 for compatibility
[#1164] add SQL indexes for activity and resource tables
[#1172] organization_list_for_user and group_list_authz use dictization function
[#1172] Fix misleading docstrings
Merge pull request #1172 from okfn/1172-groups-list-use-dictization

Auth aware group and org list action functions should return dictized objects
Refactor user update logic function
[#1179] add offset/limit to package_list action
Update changelog
Merge pull request #1146 from okfn/1146-recline-jquery-fix

`reclinepreview` uses global version of jQuery
Merge pull request #1165 from wardi/1164-add-activity-and-resource-indexes

[#1164] add SQL indexes for activity and resource tables
 Update strings files before CKAN 2.1 call for translations
Update translations from Transifex
Refactor user update logic function