Update README.md.
Initial project commit.
Added ViewControllers and UIViewController subclasses.
Updated TNYSignInViewController to be initial view controller.
Added modal segues with identifiers.
Added UINavigationController.
Added UI for SignInViewController.
Added UI for CreateAccountViewController.
Cosmetic changes to SignInViewController.

- Updated casing for Username and Password text fields.
- Added more spacing between Login button and text fields.
Added UI for ViewController.
Updated field positions.
Wired UI elements.
Merge branch 'problem1-setup-storyboard'

Completed Problem 1: Setup the storyboard.
Merge branch 'problem1-setup-storyboard' into develop

Completed Problem 1: Setup the storyboard.
Fixed missing Create Account button action (>_<).
Merge branch 'problem1-fix'

Fixed missing Create Button action method.
Merge tag 'problem1-fix' into develop

Fixed Problem 1: Setup the storyboard.
Implemented segues to lead to TNYViewController and TNYCreateAccountViewController.
Merge branch 'problem2-setup-segues'

Completed Problem 2: Setup the Segues.
Merge branch 'problem2-setup-segues' into develop

Completed Problem 2: Setup the Segues.