Explain compatibility item about language names a bit more.

Tom Lane <tgl@sss.pgh.pa.us>

Commit: a5985a96a82d96704984377a96c1945bcf914646
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2012-05-11T22:53:12Z
Releases: 9.2.0
Explain compatibility item about language names a bit more.

Since we've got an "open items" list item about this, apparently some
people are pretty worried about it.

In passing remove a lot of trailing whitespace.

Files

PathChange+/−
doc/src/sgml/release-9.2.sgml modified +351 −348