Fixed issue 04294: Bug in using multiple statictics filters when more than one type=M/P question used as filters
Fixed issue: You can't filter a certain question in statistics unless it is marked to be displayed

git-svn-id: file:///Users/Shitiz/Downloads/lssvn/source/limesurvey@9249 b72ed6b6-b9f8-46b5-92b4-906544132732