custom messagse for twitter
able to share via qr code in new io6 sheet
fixed issue #90
better version checking
fixed layout issue for QR code
Merge branch 'sharing-issue-90'

Added ios6 style sharing sheets for mail, message, twitter and QR code

Conflicts:
	Off the Record.xcodeproj/project.pbxproj
	Off the Record/OTRConstants.h
	Off the Record/OTRQRCodeViewController.m
	Off the Record/OTRUtilities.h
	Off the Record/OTRUtilities.m
fixed Appirater appLaunched issue
Update OTRKit to include 64-bit builds and debugging info
Updated OTRKit and methods for initiating OTR sessions

This should be a more formal way to fix ChatSecure-android initiation issues
Merge branch '2.1.1' of github.com:chrisballinger/Off-the-Record-iOS into 2.1.1
fixed layout error with delivery checkmarks
implemented opportunistic otr as a setting
Removed nslog statements and replaced with appropriate ddlog
fixed sending delivery receipts to use modules and better xmpp features management
fixed autolayout problem with centerY constraint
fixed width of send button and io7 animation
fixed spelling errors
Updated localized strings

removed app store strings which will be handled by the meta data repo and download new strings with greater than 25% translation
fixed issues #136
Fix the self-signed SSL switches again