Dismiss button for the current settingsVC mock.
Merge pull request #62 from ursachec/master

Allowing the Settings window to be dismissed.
Merge branch 'master' of https://github.com/nabla-c0d3/TextSecure-iOS into nabla-c0d3-master
added protocol buffers for text secure protocol v2 and stub objc wrapper classes
basic protocol buffers in place
reorganizing protocol buffers
documenting a bit more the point of the fields in the protoco buffers
starting on thread state storage, which will let us do crypto.
working on protocol
protocol definitions
classing things up
getting there with the protocol buffer wrappers
getting there with the protocol buffer wrappers
getting there with the protocol buffer wrappers
getting there with the protocol buffer wrappers
wrappers done except for attachments
basic wrappers done
building, with the hope the unencrypted pipeline again works
fixed sql schema
fixed unencrypted pipeline