Merge pull request #78 from starschema/greenplum-config

Fixed unnecessary recreation of protocol and function
updating submodule ref, add STATUS loglevel
update submodule ref
fix GreenPlum SQL syntax
update submodule ref
update submodule ref
update submodule ref
update submodule ref
update submodule ref
update submodule ref
update submodule ref
update submodule ref
update submodule ref
Merge branch 'master' of https://github.com/starschema/virtdb-apps
update submodule ref
update submodule ref
update submodule ref
update submodule ref
update submodule ref
add submodule ref