ARC updates - Facilities

Enable ARC on the root view controller and module classes for the Building Services module

Signed-off-by: Blake Skinner <bskinner@mit.edu>
Add a NSTimer category (and a helper class) to create NSTimers using blocks.

Signed-off-by: Blake Skinner <bskinner@mit.edu>
ARC updates and some general code cleanup in the Building Services module

Signed-off-by: Blake Skinner <bskinner@mit.edu>
Links module updates

ARC updates, switches to use subscripting instead of objectForKey/objectAtIndex and some general cleanup. The links module lays out properly on iOS 7.

Signed-off-by: Blake Skinner <bskinner@mit.edu>
Libraries updates - WorldCat

ARC updates, switches to use subscripting instead of objectForKey/objectAtIndex and general cleanup (primarily in the properties).

Signed-off-by: Blake Skinner <bskinner@mit.edu>
Rearrange things so the block timer is a category with a helper class and is in the proper subdirectory.

Signed-off-by: Blake Skinner <bskinner@mit.edu>