Utils_Crypt: Fix PHP start tag.
Utils_Crypt: Fix PHP start tag.

Avoid using the short tag style, since it may be disabled. Thanks to
Thijs Kinkhorst for identifying this bug.

git-svn-id: a243b28a2a52d65555a829a95c8c333076d39ae1@2973 44740490-163a-0410-bde0-09ae8108e29a

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