PHOENIX-1313 Investigate why LocalIndexIT.testLocalIndexScanAfterRegionSplit() is failing (Rajeshbabu)

Conflicts:
	phoenix-core/src/it/java/org/apache/phoenix/end2end/index/LocalIndexIT.java
	phoenix-core/src/main/java/org/apache/phoenix/compile/ScanRanges.java
	phoenix-core/src/main/java/org/apache/phoenix/coprocessor/BaseScannerRegionObserver.java
	phoenix-core/src/main/java/org/apache/phoenix/iterate/ParallelIterators.java