Disabled tag recommendation experiment
Improved api logging to include ips
Added ip logging to apiv1
Fixed bug in apiv2 logging
Added ip based throttling but not enabled yet
Moved apiv2 throttling limits to local_settings
Added preview serving through api in apiv1
Disabled apiv1 preview serving through django
Preparing apiv2 to serve previews through api resource instead of static file (not enabled yet)
Improvements in some management commands
Upgrade do Django LTS version 1.4.15
Edited initial_data for tickets fixtures so it does not complain with django1.4
Updated settings to be compatible with django debug toolbar
Small update in report_index_statuses command
Updated and moved requirements.txt for django 1.4
Added ipython to requirements
Added sphinx to requirements
Updated settings and requirements files
Updated requirements file for processing
Reverted to md5 module because of potential confilicts (it is deprecated so we should look at that)