Updated Flurry SDKs. Added debug property.

Updated to Flurry iOS SDK version 4.3.2
Updated to Flurry Android SDK version 3.3.4
Added a boolean debug property to the config schema to enable or disable
the internal logging of Flurry.
Merge pull request #1 from cseebregts/master

Updated Flurry SDKs. Added debug property.