v1.3.0

the latest stable version 1.3 has finally come!
please download setup.exe.
if windows complains about security, just run it. code will be signed in the future

• Requirements:
  1. .net >= 4.5.2
  2. everything
     • download .exe installer from https://www.voidtools.com/
     • use x64 version if your windows is 64bit
  3. python3
     • download python3 .exe installer from https://www.python.org/downloads/
     • some plugins may not compatiable with py3, ask the author to update their plugin
     • py3 will be used to develop plugins from now on, so unicode problems should be fixed
• Enhancements:
  1. installer + auto update!
  2. no more blocking when typing, much faster
  3. all data will be stored in %APPDATA%
  4. new icons, file associated icons
• Todo:
  • bundled everything and python installer
  • 自动更新现在还不能使用代理，开了代理只能点 check updates 来检查。master 中已修复。
  • fix singleton