Fixed crash in SDTextFieldPicker's use of tintColor.
Fixed RX-282.
Merge branch 'test' into rx-integration

Conflicts:
	Source/UI/SDTextFieldPicker.m
issue trying to delete when no characters in the textfield
Merge branch 'master' into rx-integration
Merge branch 'sd-master' into rx-integration

Conflicts:
	Source/UI/SDNumberTextField.m
Merge pull request #58 from walmartlabs-wmusiphone/rx-integration

Rx integration
Enable modules by default.
Added a few module imports to ios-shared.h, and a little cleanup.
Make libResolv load automagically instead of requiring it to be added to the link steps.
Switched these objects to use modules to prevent frameworks from having to be added manually.
Added tests for libResolv load.
Added guards around the remote possibility that libResolv doesn't load or isn't present.
Dismiss modals if navigating for the global nav.
Merge branch 'master' of github.com:setdirection/ios-shared