Added connector file and core data
- Connects model can retrieve GET data from server
-- TODO: Link it to server to get actual data

- Added core data into the project

Squashed commit of the following:

commit be371b184e3ea07f5e589b06cfd1dd9c4653f376
Author: Collin Yen <collinyen7@gmail.com>
Date:   Fri May 2 23:12:53 2014 -0700

    Added in local storage database
    - Changed configuration of project to allow core data
    - Added in Schedules and Events entities

commit 3476daa2c6a386b312b2956a860c050f573aebbf
Author: Collin Yen <collinyen7@gmail.com>
Date:   Fri May 2 16:58:02 2014 -0700

    Added connections model
    - Added constants file
    - Created an AddScheduleView