updated ST_Contains to generic
optimize geometry transport between UDFs and cache recently used geometries
don't assume geom helper isn't null
updated all simple relationship operators to extend GenericUDF through ST_GeometryRelational
copy/paste issue cleanup
move hive version to 12
changed lazy geometry writable to just chached geometry, lazy serialization is problematic
update hive dependency to 11
Merge pull request #56 from Esri/genericudf

Generic UDF and performance improvements