Ignore None stats from postgres
Merge pull request #431 from dctrwatson/psql-ign-none

Ignore None stats from postgres
Fixed nameclash with mysql-connector-python. The fix makes
module directory (collectors_path) higher priority over
site-packages.
GridEngineCollector for Univa Grid Engine/Open Grid Scheduler
Merge pull request #435 from elconas/master

Fixed nameclash with mysql-connector-python. The fix makes
Merge pull request #436 from jgoldschrafe/gridengine

GridEngineCollector for Univa Grid Engine/Open Grid Scheduler