LPS-40060  The button of tinymce editor cannnot display in Chinese

Refer to Hugo's suggestion to do the changes, please refer to the following pull request.

https://github.com/hhuijser/liferay-portal/pull/1519
https://github.com/hhuijser/liferay-portal/pull/1527

As for "Let's sort the languages in the arrays."

convertLanguage = ["bg_BG", "zh_CN", "zh_TW", "fr_FR", "ka_GE", "de_AT", "he_IL", "hu_HU", "ko_KR", "nb_NO", "pt_BR", "pt_PT", "si_LK", "sl_SI", "sv_SE", "ta_IN", "th_TH", "tr_TR", "uk_UA", "vi_VN"];

The order is sorted by country. Please refer to the property in portal.properties.

locales=ar_SA,eu_ES,bg_BG,ca_AD,ca_ES,zh_CN,zh_TW,hr_HR,cs_CZ,da_DK,nl_NL,nl_BE,en_US,en_GB,en_AU,et_EE,fi_FI,fr_FR,fr_CA,gl_ES,de_DE,el_GR,iw_IL,hi_IN,hu_HU,in_ID,it_IT,ja_JP,ko_KR,lo_LA,lt_LT,nb_NO,fa_IR,pl_PL,pt_BR,pt_PT,ro_RO,ru_RU,sr_RS,sr_RS_latin,sl_SI,sk_SK,es_ES,sv_SE,tr_TR,uk_UA,vi_VN

And refer to the link http://www.tinymce.com/i18n/.

For example: Arabic(ar), Chinese (China), French (France)

Please help check it.
Thx