Before merging UI with django auth. (minor changes)

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Merge branch 'alisha' of https://github.com/QRAAT/QRAAT into alisha
Changed add transmitters page, put in manage transmitters
Added obj deletion checking and transmitters deletion
Merge branch 'jey_qraat_site_0.1' into merge-alisha-jey
Added new sidebar to edit-project"
Changed side bar style
Added transmitter edition pages
Automated pos. est. uses time filter.
Merge branch 'jey_qraat_site_0.1' into schema_update
Updated rmg_position to use time filter.