Merge pull request #290 from borjasalguero/fix_branding

Bug 1093697 - Unify Firefox Hello brand in the Loop Mobile application r...
Bug 1094088 - [Loop] Update Loop Mobile Client with 2.2.9.3 OpenTok library
Merge pull request #289 from jaoo/1094088

Bug 1094088 - [Loop] Update Loop Mobile Client with 2.2.9.3 OpenTok library. r=borjasalguero
Bug 1087068 - [Loop] Long latency from the call is established to the 1st remote video is rendered