Add first version of calendar view showing all days with workout logs
Fix issue when deleting the last image of an exercise
Pass equipment information for exercises via the REST API, refs #50
Fix issue while getting the current active workout
Don't save the exercise author as a user foreign key

This is needed when distributing the exercises, e.g. in the release
package as JSON fixtures
Fix issue when editing an exercise and setting the user

--HG--
extra : amend_source : 7bf9fc2c8b619b3972dd4bd79b171879a3933235
Expose the exercise's secondary muscles trough the REST API
Add changelog skeleton for version 1.4
Add field instrospections so south understands our custom DB fields
Some visual polishing of the calendar view
Add mobile version of calendar template
Add links to add workout logs directly from the calendar
Fix line formatting
Add equipment fixture and load it during installation
Small corrections to examples used in API documentation
Update README file and fix small problem with formatting
Update exercises fixture
Make generation of HTML tag somewhat prettier
Fix URL/port generation during installation
Add MEDIA_ROOT to default settings.py file