This adds the .cake file extension to the C# language.
Here is a search in the wild: https://github.com/search?q=extension%3Acake+NOT+coffee&type=Code
Cake (C# Make) is a cross platform build automation system with a C# DSL to do things like compiling code, copy files/folders, running unit tests, compress files and build NuGet packages.
You can find out out more about cake here: http://cakebuild.net/
