bugfixes for human location tracking
Merge branch 'master' of github.com:uh-adapsys/UHCore
Merge uh-joan changes
Merge branch 'master' of git://github.com/uh-joan/UHCore into uh-joan-master

Conflicts:
	Core/Data/stateResolver.py
Merge pull request #25 from uh-klk/master

fixed robot coordinate transformation bug.
fixed robot coordinate transformation bug.
support update user locationId in the database.
Merge pull request #26 from uh-klk/master

support update user locationId in the database.
fixed bug in robot.py from and to topics
fixed bug in locations.py update user location
Merge branch 'master' of github.com:uh-adapsys/UHCore

Conflicts:
	Core/locations.py
fixed bug update user location id
added methods to get image from overhead camera, store overhead img in DB and retrieve the imgs in the WEBUI
added visualization of the Overhead camera pics
Update python interface to support multiple class instances
Merge branch 'master' of github.com:uh-adapsys/UHCore
updated last changes to memory visualization UI, show history image based history