ref fixup

Author: jensmaurer

source/containers.tex

@@ -757,7 +757,7 @@
 \end{itemdescr}
 
 \pnum
-All of the containers defined in this Clause and in~\ref{basic.string} except \tcode{array}
+All of the containers defined in \ref{containers} and in~\ref{basic.string} except \tcode{array}
 meet the additional requirements of an \defnadj{allocator-aware}{container},
 as described below.