Squashed 'cordova-ios/' changes from 217b3a5..ae07590

ae07590 CB-6500 - Cordova requires arm64 architecture.
e753710 Added NSLog notification for beginning backup to iCloud (closes #96)

git-subtree-dir: cordova-ios
git-subtree-split: ae075907595e6d11a421df74f0f3cbdcd34627d8
[Doing-377]Merge commit 'b73ee13ebfd50c4715b5c8ae2ca5dae4de62deb8'
[Doing-377]Update Xcode .pbxproj files according to Xcode 5.1 recommendations

Sync Cordova commit 64606c146f9d
[Doing-377]CB-6500 - Cordova requires arm64 architecture.

Sync Cordova commit ae075907595e