Remove createlang and droplang

Peter Eisentraut <peter_e@gmx.net>

Commit: 50c956add83963d7bbb367dd0b879fccddebd623
Author: Peter Eisentraut <peter_e@gmx.net>
Date: 2017-03-23T18:16:45Z
Releases: 10.0
Remove createlang and droplang

They have been deprecated since PostgreSQL 9.1.

Reviewed-by: Magnus Hagander <magnus@hagander.net>
Reviewed-by: Daniel Gustafsson <daniel@yesql.se>

Files

Documentation touched