Enhancements for DTLog
Merge branch 'od/log_enhance' into develop
fix for %@
Also accumulate characters if there is no tag begin and end handler set.
fixes #40
fix for calling DTLog methods from C-function
Added DTLog import to avoid CocoaPods build troubles
Created new method for tinting an image with alpha mask
Merge branch 'add_image_tint' into develop
Changed sign
Resetted sign back
Doing a vertical flip in image masked tinting method, also added some comments
Added missing header import
Fixed build for UnitTest and cleaned up some PCH issues
Fixed DTLog-related issue with Reachability Demo
Updated change log for 1.5.2
Updated podspec version to 1.5.2
Merge branch 'release-1.5.2'