Add .gitignore
added metrics dictionary to setupCameraAutolayout method in THViewController.m
Merge pull request #2 from HeidiHansen/mergeTakePhoto

added metrics dictionary to setupCameraAutolayout method in THVC
Bringing up-to-date prior to pull request from Steve
Merge branch 'mergeTakePhoto' of github.com:zdrossman/TAN into mergeTakePhoto
Merge gitignore
Merge steveBranch
Merge steve's latest commit
Working draggable image views.
Update .gitignore
Merge branch 'mergeTakePhoto' of https://github.com/zdrossman/TAN into mergeTakePhoto
Updates include new CameraButton subclass and implementation, tests for UIImageViews, and graphical text overlays
Animate position of draggable images
Merge branch 'mergeTakePhoto' of https://github.com/zdrossman/TAN into mergeTakePhoto
Animate position of draggable images updated