如何创建将REPL窗口添加到Visual Studio的扩展

I need to develop extension which is adding new REPL(Read-Eval-Print-Loop) Window to VS2012. It must work similar to the "F#" window. I have never wrote any plugin for VS and was surprised to realize that there is almost no information about plugin development, only some small samples for VS2010.I need to develop extension which is adding new