SkipRangeParallelIteratorRegionSplitter and tests I.
Merge remote branch 'upstream/master'

Conflicts:
	src/main/java/com/salesforce/phoenix/filter/SkipScanFilter.java
	src/test/java/com/salesforce/phoenix/filter/SkipScanFilterRangeSplitTest.java
SkipRangeParallelIteratorRegionSplitter and tests II.
Fix documentation typo.
Remove accidentally added pom.xml.
Merge pull request #129 from tonyhuang/master

SkipRangeParallelIteratorRegionSplitter and tests.