Adding parquet repository to project root POM.xml file.

Signed-off-by: Jacques Nadeau <jacques@apache.org>
Add sqlline launcher script.

Signed-off-by: Jacques Nadeau <jacques@apache.org>
Added support for the 'constant' operator, necessary to implement the SQL values operator.

Signed-off-by: Jacques Nadeau <jacques@apache.org>
DRILL-148 - Fix problems due to bit rot.  Mahout 0.8 has migrated a bit from where it started.