Add support for traditional installation package

[eiarhabi]

I want to have it installed at /Program Files/ in order to keep this software and settings when I'm setting up a new user.

[petrroll]

Unfortunately I've stopped development of this app so I (most probably) won't be looking at sorting this personally. Feel free to contribute a PR/create a fork, will be happy to help with that.

More info in #23

[petrroll]

Relevant: #17