Migrated Denkmal_Model_Venue to schema approach
Updated table name, fixed getAddress()
Updated table name in paging
Updated DB structure
Adjusted test
Updated docu
Updated docu for setCoordinates()
Allowed coordinates to be null, adjusted test
Adjusted test
Reverted to assertSame again
Adjusted test: removed 'Foo'
Changed order of params
Merge branch 'master' of github.com:denkmal/denkmal.org into issue-13

Conflicts:
	library/Denkmal/resources/db/structure.sql
Added default value, adjusted test for new create
Merge branch 'master' of github.com:denkmal/denkmal.org into issue-13

Conflicts:
	library/Denkmal/resources/db/structure.sql
reverted bugs
reverted venueId  to venue
Updated Denkmal_Model_EventTest with new Denkmal_Model_Venue
Updated Denkmal_Model_VenueAliasTest with new Denkmal_Model_Venue
Updated Denkmal_Paging_Event_DateTest with new Denkmal_Model_Venue