Guarantee that dom_strings are NUL terminated
Guarantee that dom_strings are NUL terminated

svn path=/trunk/libdom/; revision=13646

Achal-Aggarwal/libdom,dunkelstern/libdom,Achal-Aggarwal/libdom,Achal-Aggarwal/libdom,prepare/netsurf_libdom,dunkelstern/libdom,prepare/netsurf_libdom,prepare/netsurf_libdom,dunkelstern/libdom,Achal-Aggarwal/libdom,dunkelstern/libdom,prepare/netsurf_libdom,prepare/netsurf_libdom,dunkelstern/libdom,Achal-Aggarwal/libdom,dunkelstern/libdom,Achal-Aggarwal/libdom,prepare/netsurf_libdom