When ivoking navigation actions such as push, pop etc, instead of
checking modal visibility, check if modal actually contains the given
navigator. This fix alows to change navigation state in screens while
modal is displayed.

Added missing $

My ignorance

Fixed path of RN local Maven repo

Summary:
The old path only work for 'example-redux'

This is a temporary solution to #292

closes #291

closes #276

Generate controllerID before using it in tabs.map

TopTabParams are a subset of ScreenParams, moved the properties that
are shared by both classes to BaseScreenParams.
This change was needed to report screen changes properly in ViewPagerScreen