Fix handling of error messages from IdPs.
Fix handling of error messages from IdPs.

git-svn-id: a243b28a2a52d65555a829a95c8c333076d39ae1@1655 44740490-163a-0410-bde0-09ae8108e29a

madmatt/simplesamlphp,jschlyter/simplesamlphp,cwaldbieser/simplesamlphp,sitya/simplesamlphp,jschlyter/simplesamlphp,girgen/simplesamlphp,gtkrug/simplesamlphp,sitya/simplesamlphp,sylvainmed/simplesamlphp,dzuelke/simplesamlphp,maytechnet/simplesamlphp,madmatt/simplesamlphp,dzuelke/simplesamlphp,girgen/simplesamlphp,Kunstmaan/simplesamlphp,StudentLifeMarketingAndDesign/simplesamlphp,BrettMerrick/simplesamlphp,maytechnet/simplesamlphp,dzuelke/simplesamlphp,sylvainmed/simplesamlphp,madmatt/simplesamlphp,maytechnet/simplesamlphp,dialogik/simplesamlphp,dnmvisser/simplesamlphp,dzuelke/simplesamlphp,jschlyter/simplesamlphp,cwaldbieser/simplesamlphp,ghalse/simplesamlphp,simplesamlphp/simplesamlphp,dnmvisser/simplesamlphp,gtkrug/simplesamlphp,gtkrug/simplesamlphp,sylvainmed/simplesamlphp,cwaldbieser/simplesamlphp,gtkrug/simplesamlphp,grnet/simplesamlphp,shoaibali/simplesamlphp,sitya/simplesamlphp,sylvainmed/simplesamlphp,Kunstmaan/simplesamlphp,simplesamlphp/simplesamlphp,dialogik/simplesamlphp,ghalse/simplesamlphp,dialogik/simplesamlphp,Kunstmaan/simplesamlphp,cwaldbieser/simplesamlphp,shoaibali/simplesamlphp,maytechnet/simplesamlphp,BrettMerrick/simplesamlphp,jschlyter/simplesamlphp,StudentLifeMarketingAndDesign/simplesamlphp,simplesamlphp/simplesamlphp,girgen/simplesamlphp,dialogik/simplesamlphp,grnet/simplesamlphp,shoaibali/simplesamlphp,simplesamlphp/simplesamlphp,BrettMerrick/simplesamlphp,StudentLifeMarketingAndDesign/simplesamlphp,ghalse/simplesamlphp,girgen/simplesamlphp,madmatt/simplesamlphp,grnet/simplesamlphp,girgen/simplesamlphp,StudentLifeMarketingAndDesign/simplesamlphp,dialogik/simplesamlphp,grnet/simplesamlphp,dnmvisser/simplesamlphp,shoaibali/simplesamlphp,ghalse/simplesamlphp,dnmvisser/simplesamlphp,sitya/simplesamlphp,Kunstmaan/simplesamlphp,BrettMerrick/simplesamlphp,jschlyter/simplesamlphp