Bug fix: Freeze when get image from camera/image library, do not use deprecated methods.

Do not use following deprecated methods:
- imagePickerController:didFinishPickingImage
- dismissModalViewControllerAnimated
replace deprecated api : dismissModalViewControllerAnimated
replace deprecated api : presentModalViewControllerAnimated
add ScanView storyboard (testing...)
ver 4.1.1 (32)
update ChangeLog
AdMog sdk 6.7.0 -> 6.8.0
Dropbox 1.3.9 -> 1.3.10
update ChangeLog
add CoreTelephony
ver 4.1.1
Merge branch 'develop'