Merge pull request #29 from thomaroger/troger-feat-install-demo-playground-304

[WIP] Ajout d'un setup pour playground demo, playground-304
Merge pull request #30 from thomaroger/troger-feat-install-demo-playground-304

[RFR] Ajout d'un setup pour playground demo, playground-304
PLAYGROUND-60 : Facebook apps and pages management
Merge pull request #31 from bruweb/bthomas_facebook-pages-and-apps-60

PLAYGROUND-60 : Facebook apps and pages management
PLAYGROUND-195, activity goes in reward
Merge pull request #33 from fozeek/qdeneuve-feat-activityGoesInReward-PLAYGROUND-195

[RFR] Activity goes in reward, PLAYGROUND-195
Merge branch 'develop' of https://github.com/gregorybesson/playground into troger-feat-badges-playground284