添加字母以及数字，修改双屏时弹出输入法的文字输入
Demo contains three kinds of Chinese, English, Japanese, in the database, there are corresponding to the type of so database package. The place to note is that the manifest.xml in the registration of OpenWnnZHCN services, the statement of the label in the text,So this is the default option for the input method in your device settings, which will be changed to the "middle" option!
Demo中包含中文，英文，日文三类，在资源库中有对应的三类so数据库包。需要注意的地方是manifest.xml中关于OpenWnnZHCN服务的注册中，声明了label为“中”文， 所以这时候你设备的系统设置中输入法的默认选项会变为“中”的选项，所以这个标签是否有需要，根据你自己的需要而定！
支持手写和拼音检索！