Fixes the warning when compiling to a 64 bit binary.
Added cast for 32 bit compiler.
Added vector images and created @3x copy's for iOS 8.
Made some lines a little larger.
Made the thumbnails icon larger.
Merge pull request #4 from JRAppsAU/master

Added changes to support @3x resolutions.
Bumped Podspec version
Added resources, Bumped version.
Switched to single resource
Disables email and open in for internal documents (set the sharingDisabled property in ReaderDocument)
- Runs on iOS 6 now (still needs design tweaking though)
- Updated License and Readme files
Merge branch 'master' of https://github.com/djtech42/iOS-7-PDF-Reader