Add a rawLogin after logging in through the web flow.
Add OCTBranch object with specs
Add fetching branches from user repository
Remove empty line
Add documentation
Add OCTBranch to private headers and import in umbrella header
Fix indention in BranchSpec
Make lastCommitURL a NSURL
Merge pull request #156 from pietbrauer/master

Add branch fetching
Merge pull request #155 from octokit/raw-login-for-web-flow

Add a rawLogin after logging in through the web flow.
Make OCTBranch.h public on OS X

/cc @pietbrauer @joshaber
Merge branch 'master' into commits