Fix 64bit-related warnings

closes #1
Merge pull request #2 from novkostya/bugfix/1-warnings

Fix 64bit-related warnings
Fix test set (Type mismatch)
Fix test set (Format warning)
Move int, long, unsignd long to NSNumber (Test code too)
Merge commit '7fc76fa633f45bfb858cc3f6eaf30e73cd5d92de'

Conflicts:
	libPhoneNumber/NBAsYouTypeFormatter.h
	libPhoneNumber/NBAsYouTypeFormatter.m
	libPhoneNumber/NBPhoneMetaData.m
	libPhoneNumber/NBPhoneMetaDataGenerator.m
	libPhoneNumber/NBPhoneNumber.m
	libPhoneNumberTests/NBAsYouTypeFormatterTest.m
	libPhoneNumberTests/NBPhoneNumberUtilTests.m
Rebuild metadata
Update metadata from googles rev 655
Update podspec file
Prevent crash from nil character inputed
Update README.md
Update README.md
Update README.md
Update README.md

Added missing files NSArray+NBAdditions.h, .m to list of files to add when installing without CocoaPods
Merge pull request #8 from sandeep-phadke/master

Update README.md
Add unit test code in app delegate for future
Update Metadata from revision 655.
Merge branch 'master' of https://github.com/iziz/libPhoneNumber-iOS
Update README.md
Update README.md