follow to change and recover iciba(). stronger papago().
5.3.0
rebuild baidu() and add 2 versions. rebuild iflytek() v2. fix youdao() about get_sign(). 74 stronger google() about parsing data, especially one word own two result. 69 stronger multiprocessing, merged from llabbasmkhll. 71, 72
5.2.2
fix multiprocessing.pool.close() of translate_html(). 67 recover `query_text`='', return ''. add and fix input_limit.
5.2.1
add papago(). add utibet(). pause iflytek() and wait for the fix.
5.1.1
update readme.md
5.1.0
add reverso(). add itranslate(). add translateCom() but from microsoft, like bing(). change `assert` to `if not ...: raise ...`. ready to fix ifytek() about [geetest].