A simple emotion keyboard.Comes with three kinds of emotion keyboard.
add emotion step:
1.put a new emotion picture in the "EmotionIcons" folder;
2.Modify several folder paths in "ZYemojiKeyboardConst".
suggestion:the dictionary key of plist file in new emotion foler keep the same with dictionary key of plist flier in production. Otherwise you must bulid model by yourself again.
introduction of dictionary key in plist filer:
chs：Emotion of Chinese characters
cht：Emotion of traditional Chinese characters
gif：gif picture's name
png：picture's name
code：System comes with Emoji coding（According to the dictionary there is no such key to determine whether the system comes with Emoji）.