merged because oops

Merge commit 'HEAD@{1}'

added loose modules, rendering is stupid

code cleanup

beamin and beamout

fix compilation - update schema - add api to spacetime

added ModulesUpdate packet

background parallax

api work pt2

Merge remote-tracking branch 'origin/master'

api work

random player position

merged auth and entities, some planet stuff may be slightly broken

converted planets and players to entities

add 0x0c AuthenticateAndBeamOut to the protocol

client-side authentication

remove jenkins CI

jenkins CI pt.11 (fix the custom build image)

jenkins CI pt.10 (fix the custom build image)

jenkins CI pt.9 (custom build image)