v2.7.0
v2.7.1
Merge remote-tracking branch 'vfr/Reader/master' into development

Conflicts:
	Reader.xcodeproj/project.pbxproj
	Sources/ReaderMainPagebar.h
	Sources/ReaderMainPagebar.m
	Sources/ReaderMainToolbar.m
	Sources/ReaderViewController.h
	Sources/ReaderViewController.m
	Sources/ThumbsMainToolbar.m
fixed merge errors
updated to use a UICollection View