0.4.0

Full Changelog

Closed issues:

• Enhancement: Update to swift 1.2 #13
• Code Errors in Your README. #11
• TouchID does not show up #10

Merged pull requests:

• Initialise variable in stringForKey #16 (davidjb)
• Fix minor typo in example #15 (davidjb)
• Adds OS X as a target. I'm doing this to then have the meteor-ios project also target OS X #14 (mathieutozer)
• Update README.md #12 (AndyIbanez)