Add support to play back MotionEvent data for gestures

Also add debug logging for touch explore and pass through gestures

Bug: 173229079
Test: atest com.android.server.accessibility.gestures.TouchExplorerTest#testTouchExploreGestureLog
atest com.android.server.accessibility.gestures.TouchExplorerTest#testThreeFingerSwipeDownGestureLog
atest TouchExplorerTest

Change-Id: Ie66b7be4f2bc4fdfb35fce2540109a5b5465667c