PHOENIX-1320 Update stats atomically
PHOENIX-1323 Use utility method to get HTableInterface for scans from coprocessor
PHOENIX-1315 Optimize query for Pig loader

Conflicts:
	phoenix-pig/src/main/java/org/apache/phoenix/pig/hadoop/PhoenixRecordReader.java
PHOENIX-1325 Pass in instead of calculate if we've crossed a region boundary in ScanRanges intersect methods
PHOENIX-1257 Upserted data seen by SELECT in UPSERT SELECT execution (Lars Hofhansl)