INDEX and NO_INDEX hint
Improvements to INDEX hinting to allow multiple indexes to be specified and attempted to be used in order
Fix double/float to long comparison
Merge pull request #350 from tonyhuang/idxtest

More index tests.
Registering JDBC driver not needed in test and runtime since it is added in META-INF/services
Minor test fix.
Merge pull request #352 from tonyhuang/master

Minor test fix.
Merge pull request #351 from mujtabachohan/master

Registering JDBC driver not needed in test and runtime as it is added in META-INF/services