Added new tab which shows all the flights
Created new template "flight_all" and therefore new def in flight->views
Merge remote-tracking branch 'origin/master'

Conflicts:
	flight/views.py
Merge remote-tracking branch 'origin/master'
Merge remote-tracking branch 'origin/master'

Conflicts:
	flight/views.py
Added new tab which shows all the flights
Created new template "flight_all" and therefore new def in flight->views