Track by not working fix#36

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latata wants to merge 4 commits intojoaoneto:masterfrom

Commits on Feb 14, 2015

removing unnecessary line causing track by not working properly joaoneto/angular-bootstrap-select#31
Karol Tatała
committed
track by not working with (... as ... track by) joaoneto/angular-bootstrap-select#31
Karol Tatała
committed
watching for changes in options
Karol Tatała
committed
fix ngOptions undefiend in watching options
Karol Tatała
committed