PHOENIX-1208 Check for existence of views doesn't take into account the fact that SYSTEM.CATALOG could be split across regions
PHOENIX-1203 Uable to work for count (distinct col) queries via phoenix table with secondary indexes.
PHOENIX-105 Remove commons-csv source

Remove the fork of the commons-csv source code and use the
released commons-csv artifact.
PHOENIX-852 Optimize child/parent foreign key joins
Merging upstream changes and resolved conflicts to sync my fork