Fixes /spaces/id/blueprint endpoint, when the id does not have a blueprint it returns the parent's blueprint.
FenixAPI - /canteen endpoint can receive lang and day queryparam
FenixAPI - About endpoint accepts language as query param
FenixEdu /about - Better locale handling.
FenixAPI /spaces/id/blueprint - Fixed yellow tag for rooms and buildings.
Merge pull request #567 from rsbarata/develop

Fixed FenixAPI /spaces/id/blueprint not returning blueprint in some cases.
Minor Change: Photograph controller now emits caching headers and ETags
Changed ArtifactId to org.fenixedu
Removed CreateTestData
Moving misc classes to their new proper locations
Moving stuff around
'net.sourceforge.fenixedu' -> 'org.fenixedu.academic'
Moved artifact-id aware resources to their proper locations
squash with first
Organized Imports
Removing deprecated Enum classes
Removing legacy exception handling and infrastructure
Aborting public stuff
Public Pages now use tiles
Removed announcement domain