Updated for GMod 13
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- Changed to night (new lights/removed windows/new skybox)
- Reduced occurrence of "Too many vertex format changes in frame" console spam (still happens way too often)
- Redesigned central part of green island
- Redesigned central garage in pier area
- Removed parts of satellite islands

- Added AI nodes
- Added a new room somewhere..
- Improved vis optimization
- Minor geometry changes
- Updated credit graphics
- Updated button models
- Revised puzzle for the secret area (easier to read, added hints)
- Revised puzzle input authentication
- Added news room from xs_construct/xs_waters
- Disabled shadows on all prop_door_rotating
- Added benches
- Added additional key5-block functionality