Replace the  and  with the underscore's html escape/unescape function. Much faster and more stable.
add: info.
Revert "Replace the  and  with the underscore's html escape/unescape function. Much faster and more stable."

This reverts commit de7b35304b8cbf518c69866e8218bd2118cdb6ff.
add: only escape the quote symbol.
Merge branch 'chinese_attr_bug'
upd: info