Add support for iOS8 remote push registration.
Add xcode 5 explanation regarding ios8 specific API.
Update README
Add Push notification action handler.
Merge pull request #4 from KiiCorp/ios8-category-push

Add Push notification action handler.
Fix compile error
Fix exchange methods.
Implement push notification with dependency injection.
Fix code review
Update README.
Update plugin by using Factory class for push registration.
Fix code review
Fix code review.
Change factory class name.
fix plugin.
Merge pull request #2 from KiiCorp/ios8-push

Add support for iOS8 remote push registration.