react-native-infinite-pager

• Add gestureRef to support simlutaneous handlers
• Add syncNode prop to control pager externally

• Add support for initialIndex
• Fix case where initial index is outside of min/max indices.

Fixes issue where calling setPage on a pager ref on mount would not work.

• Correctly implement simultaneousWithExternalGesture so that pager does not remove simultaneous gesture AND all simultaneous gestures activate correctly.

• Fix unresponsive parent InfinitePager when nesting pagers

• Fix bug that allowed pager to increment/decrement past max/min indices
• Fix bug that did not fail pager gesture when gesturesDisabled prop changed during active gesture

• add vertical prop for vertical paging
• add flingVelocity prop to customize the velocity that registers as a page-turning "fling".
• add preset prop and exported Preset enum to modify default page transition with a preset (currently "cube", "slide", "stack", "turn-in")
  

• Adds an optional renderPage prop for use cases where PageComponent are unwieldy.

• Use react-native-gesture-handler 2.0
• Fix buggy initial render