Merge pull request #379 from reem-utils/cris_branch

Cris branch
fixed some names in params.yaml, added proper pois to pois_gpsr.yaml, added a feature that recognizes referees face after a question is asked, changed the face recognition feature in interface
Merge pull request #380 from reem-utils/sergi_branch

fixed some names in params.yaml, added proper pois to pois_gpsr.yaml, ad...
Merge pull request #381 from reem-utils/cris_branch

Last update of basic functionalities
Lets test. AWESOME
Merge pull request #382 from reem-utils/sergi_branch

Lets test. AWESOME
hotfixes just before the test
Merge pull request #383 from reem-utils/sergi_branch

hotfixes just before the test
Last changes of cocktail party