MemcacheStore: Remove unused function & variables.
MemcacheStore: Remove unused function & variables.

git-svn-id: a243b28a2a52d65555a829a95c8c333076d39ae1@2418 44740490-163a-0410-bde0-09ae8108e29a

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