Fix remaining issues with byte-by-byte tokenisation.
Fix remaining issues with byte-by-byte tokenisation.

svn path=/trunk/hubbub/; revision=4405

adamwight/wmf-parsoid-libhubbub,Achal-Aggarwal/hibbub,servo/libhubbub,prepare/netsurf_libhubbub,servo/libhubbub,prepare/netsurf_libhubbub,servo/libhubbub,prepare/netsurf_libhubbub,servo/libhubbub,prepare/netsurf_libhubbub,prepare/netsurf_libhubbub,adamwight/wmf-parsoid-libhubbub,prepare/netsurf_libhubbub,servo/libhubbub,Achal-Aggarwal/hibbub,adamwight/wmf-parsoid-libhubbub,adamwight/wmf-parsoid-libhubbub,adamwight/wmf-parsoid-libhubbub,Achal-Aggarwal/hibbub,Achal-Aggarwal/hibbub