Fixing build warnings.
Merge branch 'removeWarnings' of git://github.com/srahim/titanium_mobile into srahim-removeWarnings

Conflicts:
	iphone/Classes/ImageLoader.m
[TIMOB-15118] Fixed jsonValue to jsonParse in analytics
Merge pull request #5435 from pec1985/removeWarnings

[TIMOB-15118] iOS: Fixing build warnings