Remove rescue since RubyMotion bug was fixed.
Revert "Remove rescue since RubyMotion bug was fixed."

Specs are still failing.
This reverts commit 63ea07f4f7664799aa18e3385f12836d2b3b056e.
Tab bar refactor

* Fixes issue #167
* Added PM::TabBarController
* Moved some PM::Tab methods into PM::TabBarController
* Moved some tab-related accessors into PM::Tab
* Allowed `open_tab` from AppDelegate and on the PM::TabBarController
directly
* Added tests
* Added a method: set_tab_bar_badge(number)
* Also fixed an error in the cell identifier creation code that was
creating too many identifiers

75 specifications (144 requirements), 0 failures, 0 errors
Merge branch 'master' into feature_tabs_for_all
Remove tab_bar_item
Travis bump
change open_screen return a screen
Merge pull request #180 from toshiwo/change_open_screen_return_a_screen

change open_screen return a screen
Merge pull request #179 from clearsightstudio/feature_tabs_for_all

PR: Tab bar refactor
Allow popping to the root view controller in the nav stack.
Scope test better so it actually passes.
Not sure why these changes aren't in my code.
implemented and tested "close to_screen: :root"

Also accepts other close parameters like animated:true|false
Merge branch 'add-pop_to_root' of https://github.com/clearsightstudio/ProMotion into add-pop_to_root