corrected IOS 7 check to iOS 6 check
project now copies header files over to include/ folder
added 64bit target
set device orientation to always be portrait according to image
updated project file
added shared data
Merge branch 'master' of github.com:johncoates/GPUImage

Conflicts:
	framework/GPUImage.xcodeproj/project.pbxproj
	framework/GPUImage.xcodeproj/xcshareddata/xcschemes/Documentation.xcscheme
	framework/GPUImage.xcodeproj/xcshareddata/xcschemes/GPUImage.xcscheme
	framework/Source/GPUImageOutput.m
	framework/Source/iOS/GPUImagePicture.m