Merge pull request #1 from Baystation12/master

Master
Merge branch 'master' of https://github.com/Baystation12/Baystation12
Merge branch 'master' of https://github.com/Baystation12/Baystation12
Plasma glass stacking fix
Merge pull request #4271 from Loganbacca/master

Plasma glass stacking fix
Supermatter draw layer - fixes #4255

Supermatter draw layer was set to 70. Changed it to 4 so it's still on top of other objects but not UI layers.
Merge pull request #4282 from Loganbacca/bayfix-4255

Supermatter draw layer - fixes #4255
Added a .travis.yml file for Travis.

Signed-off-by: Mloc <colmohici@gmail.com>
Merge remote-tracking branch 'upstream/master' into dev