Implement installation targets and provide packaging
**Acceptance Criteria**
* Source-Build installation on a system should be possible
* Package-Build installation on ArchLinux system should be possible
* A easy to use start script for systemd (avm-motion-triggerd)
**Tasks**
- [x] GNU Make installation targets
- [x] PKGBUILD file for ArchLinux packaging
- [x] systemd Unit file for ArchLinux packaging
issue