Added SimpleSAML_XML_Signer helper class for signing XML data.
Added SimpleSAML_XML_Signer helper class for signing XML data.


git-svn-id: a243b28a2a52d65555a829a95c8c333076d39ae1@679 44740490-163a-0410-bde0-09ae8108e29a

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