Improved galleries models
Minor code improvements
Wrote some galleries views
Translated url prefix
Improved add_debug_data.py and added albums
Improved galleries models
Minor adjustment to news pagination
Made news overview dynamic
Improved galleries models
Made album detail dynamic
Fixed pagination bug in news
Improved galleries templates
Made galleries archive dynamic (closes #199)

Also cleaned up the code copied from news a bit, but this should no we
done in news too.