Add in popViewControllerAnimated subclass method.

Add in tests for navigation controller back patch. on_back method now added for screens
Add coverage for nested on_back calls
Always send the cell's index path as an argument.
Add test for verifying that the index_path is passed in arguments on cell taps.
Fixed some inconsistencies and typos in test suite.
Adds index_path argument to long press actions as well.
New unit test for making sure that update_table_data works like it should.
Merge pull request #499 from clearsightstudio/test_for_update_table_data

New unit test for making sure that update_table_data works like it should
Merge pull request #496 from clearsightstudio/test_typos

Fixed some inconsistencies and typos in test suite.
Fix on_back_fired spec

-o spec/functional/func_screen_spec.rb
Adds DummyView to fix setFrame stub issue
Merge pull request #502 from chrisradford/master

Adds DummyView to fix setFrame stub issue
Support tint_color on toolbar buttons

Complete with passing specs! <3
Removed Gemfile.lock per http://yehudakatz.com/2010/12/16/clarifying-the-roles-of-the-gemspec-and-gemfile/
Fixes runtime crash when using the indexable table module and a section title is nil
Fixes #510

Introduce a better scrolling mechanism... one that works :)
Merge pull request #511 from clearsightstudio/bugfix/indexable_nil_section_title

Fixes runtime crash when using the indexable table module and a section title is nil
Removed flaky functional test that often fails for no good reason.
Merge branch 'master' into bugfix/indexable_searchable_scroll_section
Merge pull request #512 from clearsightstudio/bugfix/indexable_searchable_scroll_section

Fixes #510