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