详见付费版,区别:本版启动时有广告,因为启动广告所以会暂时切换一下程序,付费版直接启动,没有程序退出问题.
v15
增加了删除文件功能，可以直接删除当前阅读的文件
增加了图钉功能，可以把当前阅读的文件钉到桌面待办事项列表
Last updated on 2015年12月24日
v16
Changed icon
window will become half transparent after inactivated
Support background change.
Move the path to /mnt/sdcard/settings/WNP/
put any image file in this path and rename it to mynote.png to change the background img
put font file in this path and rename it to mynote.ttf to change the note font
The text color will be decided as the inverse color of the average color of the background.
