Update to Swift 3

[Moritz Sternemann]

The goal is to update the repo to work with Swift 3 and to adopt the cosmetical changes in Swift 3 (e.g. camelCase enum values).

Please drop a comment if you are interested so others know that you are working on this issue.
Have fun coding! 😄

[felton]

on it!

[Moritz Sternemann]

Great :)

[Austin Rude]

@felton If you change your mind let me know; I'll take a stab at it.

[Moritz Sternemann]

Since @serejahh is apparently not working on fixing the PR #2 feel free to give it a shot @felton @rudedogg