added tests for getting recording time from file name
Merge branch 'master' into harvester-fixes

Conflicts:
	Gemfile
	Gemfile.lock
re-added Gemfile.lock
harvester in working condition, now adding additional logging
refactor
refactor
broken again :(
Removed audio tools and harvester to new gems.
fixed up audio_recording#new to reflect required attributes
check for current_user
Merge branch 'harvester-fixes' of github.com:QutBioacoustics/baw-server into harvester-fixes
Updates for harvester.
small changes for harvester
fixes for harvester and new original file name format
Merge pull request #89 from QutBioacoustics/harvester-fixes

This branch fixed the harvester by pulling it out into a separate gem. The audio tools were also removed to a separate gem. Some changes were made to the public API to accommodate the harvester daemon.