Add a "deploy" target that will create a distributable file.
- Linux: AppImage.
- Windows: zip file.
- MacOS: dmg.
Change-Id: Id8ae9c021bc5bbb1abf066205b57d943c3f3b327
Rewrite in cmake, and include all necessary libs. This removes calling
separate Makefiles which is rather error-prone on non-Linux systems.
Change-Id: Ic2af4a3810e4b000e3ad33304229e2349a930e16