auto-indent mode is set to none (undoes part of r2981). In this
case, the per-document pref just behaves like
GEANY_AUTOINDENT_BASIC.


git-svn-id: https://geany.svn.sourceforge.net/svnroot/geany/trunk@2996 ea778897-0a13-0410-b9d1-a72fbfd435f5