Properly getting app icon when project uses Asset Catalog. Fixes IOS-613
Properly getting app icon when project uses Asset Catalog.
Fixes IOS-613

ALHariPrasad/apptentive-ios,hibu/apptentive-ios,apptentive/apptentive-ios,apptentive/apptentive-ios,Jawbone/apptentive-ios,Jawbone/apptentive-ios,sahara108/apptentive-ios,apptentive/apptentive-ios,ALHariPrasad/apptentive-ios,sahara108/apptentive-ios,hibu/apptentive-ios,hibu/apptentive-ios