Merging #15 - generate zip from dSYM folder for testflight

Squashed commit of the following:

commit 3d546fa330d80aded4b5d2b834cb3b282314d120
Merge: 5e20e92 291cd3e
Author: Alex Fish <fish@ustwo.co.uk>
Date:   Fri Jan 17 18:46:58 2014 +0000

    Merge branch 'master' of https://github.com/hugecannon/yolo into hugecannon-master

commit 291cd3edc8238c46c23fa83a828fbaa70cfa4044
Author: Hugh Cannon <hugh@hughcannon.com>
Date:   Fri Jan 17 14:12:56 2014 +0000

    update specs to include dsym check

commit 4b270653f89ebca58e6841b03286dbd6349a032d
Author: Hugh Cannon <hugh@hughcannon.com>
Date:   Fri Jan 17 13:54:30 2014 +0000

    generate zip from dSYM folder for testflight