MONDRIAN: Checkin fix to Jpivot bug 1506764, "ClassCastException w/ Mult-level Dimensions"
MONDRIAN: Checkin fix to Jpivot bug 1506764, "ClassCastException w/ Mult-level Dimensions"

[git-p4: depot-paths = "//open/mondrian/": change = 7025]

cesarmarinhorj/mondrian,sayanh/mondrian,OSBI/mondrian,julianhyde/mondrian,openedbox/mondrian,mdamour1976/mondrian,pentaho/mondrian,cesarmarinhorj/mondrian,lgrill-pentaho/mondrian,pedrofvteixeira/mondrian,stiberger/mondrian,AvinashPD/mondrian,dkincade/mondrian,openedbox/mondrian,nextelBIS/mondrian,ivanpogodin/mondrian,bmorrise/mondrian,pedrofvteixeira/mondrian,OSBI/mondrian,stiberger/mondrian,AvinashPD/mondrian,wetet2/mondrian,mdamour1976/mondrian,preisanalytics/mondrian,julianhyde/mondrian,mustangore/mondrian,cocosli/mondrian,truvenganong/mondrian,lgrill-pentaho/mondrian,pentaho/mondrian,syncron/mondrian,citycloud-bigdata/mondrian,nextelBIS/mondrian,wetet2/mondrian,Seiferxx/mondrian,wetet2/mondrian,rfellows/mondrian,nextelBIS/mondrian,mustangore/mondrian,bmorrise/mondrian,dkincade/mondrian,truvenganong/mondrian,cesarmarinhorj/mondrian,sayanh/mondrian,lgrill-pentaho/mondrian,mdamour1976/mondrian,preisanalytics/mondrian,openedbox/mondrian,ivanpogodin/mondrian,mustangore/mondrian,pentaho/mondrian,rfellows/mondrian,syncron/mondrian,syncron/mondrian,bmorrise/mondrian,citycloud-bigdata/mondrian,citycloud-bigdata/mondrian,Seiferxx/mondrian,preisanalytics/mondrian,stiberger/mondrian,dkincade/mondrian,cocosli/mondrian,truvenganong/mondrian,cocosli/mondrian,ivanpogodin/mondrian,pedrofvteixeira/mondrian,Seiferxx/mondrian,OSBI/mondrian,AvinashPD/mondrian,sayanh/mondrian