freeze/thaw the ilist in ilist_clear, it speed things up on ilist delete
freeze/thaw the ilist in ilist_clear, it speed things up on ilist delete


SVN revision: 29926

FlorentRevest/Enlightenment,rvandegrift/e,tasn/enlightenment,rvandegrift/e,tizenorg/platform.upstream.enlightenment,tizenorg/platform.upstream.enlightenment,tasn/enlightenment,FlorentRevest/Enlightenment,tizenorg/platform.upstream.enlightenment,FlorentRevest/Enlightenment,tasn/enlightenment,rvandegrift/e