[#1] Changing the version of AFNetworking to 1.1.0.
[#1] Changing the version of Sentinel SDK to 0.9.0.
[NA] Updating Travis config file to execute pod install.
[NA] Removing 'source' from Travis config file.
[#1] Fixing ZXing concurrency issue (more details on: http://stackoverflow.com/questions/20702864/avcapturesession-cant-startrunning-between-calls-to-beginconfiguration-commit).
Merge pull request #3 from tempestsecurity/develop

Git flow setup