Documentation updated to reflect PHP 5.3 requirement.
Documentation updated to reflect PHP 5.3 requirement.

git-svn-id: a243b28a2a52d65555a829a95c8c333076d39ae1@3296 44740490-163a-0410-bde0-09ae8108e29a

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