[Elm] Fix elm engine retrieval by env. vars.
authorglima <glima@7cbeb6ba-43b4-40fd-8cce-4c39aea84d33>
Thu, 8 Mar 2012 21:15:35 +0000 (21:15 +0000)
committerglima <glima@7cbeb6ba-43b4-40fd-8cce-4c39aea84d33>
Thu, 8 Mar 2012 21:15:35 +0000 (21:15 +0000)
commit2c3eaccdc0fe94ffb652302a36527b21ce0ef80b
treefb067ad22bacf15f3a1b08ac22fafa4ac7d68860
parentc81b3e9cabb2a30a232fe2ca7a14fef507e370a9
[Elm] Fix elm engine retrieval by env. vars.

Now that _elm_preferred_engine is the var. read for it,
let's read env. vars. before we set it, eh?

Now make doc on Elm is back to normality (ie buffer engine used).

git-svn-id: svn+ssh://svn.enlightenment.org/var/svn/e/trunk/elementary@69070 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33
src/lib/elm_config.c