Support Pelles C as C compiler

[ghost]

Pelles C is Windows only. Able to generate both 32 bit and 64 bit binaries. Why Pelles C? Pelles C is small and lightweight. MSVC and mingw64 are beasts, eating gigabytes of precious disk space. Pelles C is widely used to other project. e.g: OpenDylan use Pelles C as C compiler on Windows.

https://opendylan.org/download/#installation-on-windows

Oh almost forgot, this is Pelles C: http://www.smorgasbordet.com/pellesc/