Fixed #1176.

git-svn-id: https://vcmi.svn.sourceforge.net/svnroot/vcmi/trunk@3108 4dfc6b2a-8b31-0410-aa91-d6c70e3ac834
"More stable" opening AI.

git-svn-id: https://vcmi.svn.sourceforge.net/svnroot/vcmi/trunk@3109 4dfc6b2a-8b31-0410-aa91-d6c70e3ac834