fix mapconfig overwrite

let arc shoot contamination and cysts

bugfix

- customizable prowler skin (based on skulk)

- add Prowler with widow skin

- add server commands to timings
- add server command to set siege location
- increased flashlight power
- improved sidedoor support
- add config for timings, siege location
- renamed back to Siege++, maybe should get rid of another +
- removed func maid and its signals
- various smaller fixes

- improved commander tunnel placement validation
- increase jetpack fuel
- add healing field
- add drifter fix
- add compatibility for siege maps using frontdoor, sidedoor and siegedoor entities

do not allow robots factory near active doors