Add homepage to exempt urls, latest is available only for users
Make common an application and add templatetags
Use our custom templatetags
Reduce number of latest maps to 5
Add common application in setup.py and local_settings.py
Merge remote-tracking branch 'origin/master' into remove-latest

Conflicts:
	openquakeplatform/openquakeplatform/local_settings.py.template
Merge pull request #303 from gem/remove-latest

[RB] Change the platform homepage