CB-10047 fix iOS 8 deprecated warnings
CB-10047 fix iOS 8 deprecated warnings

Removed all references to self.viewController.interfaceOrientation,
they weren’t really used on invertFrameIfNeeded and are deprecated on
iOS 8
Removed orientation param on invertFrameIfNeeded as it wasn’t being
used.

closes #26

jithinbaby/my-plugins_cwd,jithinbaby/my-plugins_cwd,jithinbaby/my-plugins_cwd,purplecabbage/cordova-plugin-statusbar,lunaru/cordova-plugin-statusbar,jcesarmobile/cordova-plugin-statusbar,apache/cordova-plugin-statusbar,lunaru/cordova-plugin-statusbar,lunaru/cordova-plugin-statusbar,apache/cordova-plugin-statusbar,purplecabbage/cordova-plugin-statusbar,purplecabbage/cordova-plugin-statusbar,jithinbaby/my-plugins_cwd,jcesarmobile/cordova-plugin-statusbar,jcesarmobile/cordova-plugin-statusbar