fix for breaking iOS header change in RN 0.40.0

Fix RN 0.33+ compatibility

Fixed compatibility with React Native 0.40.0

This reverts commit cfd940d2e3.

fixes issue #45.

Android: Specify locale to toUpperCase call

Make Android requestPermission() method compatible with RN 0.33

Update README.md

wording

photo / photos consts

Fixing issue where Array.includes() is not supported by RN for iOS8. …

* 'master' of https://github.com/joshblour/react-native-permissions:
  Fix podspec by excluding Example
  Update README.md
  Update Readme (>= RN 0.29 for android)
  Update README.md

Fix podspec by excluding Example

Update Readme (>= RN 0.29 for android)

Update README.md

Updated ```restricted``` documentation

More iOS 8 fixes

Reference: https://developer.apple.com/library/ios/documentation/Photos/Reference/PHPhotoLibrary_Class/index.html

* 'master' of https://github.com/joshblour/react-native-permissions:
  check permission in the permissionTypes
  Update podspec to include .h & .m files recursivly

Podspec + Bugfix