A bit of Geo support for testing
More geo commands
More geo terms
Updates protocol
getIntersecting
Updated geo commands
Fixes wrong constant name
Updated geo protobuf IDs
Added a Cursor->bufferedCount() function to check for how many results are currently buffered.
Updated ql2.proto for RethinkDB 1.15, added r\uuid() term, added polygonSub() term.
Merge branch 'dev' into geo
Bumped version to 1.15.0
Added r\uuid() and a test case for geo indexes. Also added indexCreateGeo and indexCreateMultiGeo terms.