Added Vectors.lua to libs_sh/
Removed ref DefaultEnvironment.Vectors from builtins.
Ref #157
Remove bitdeli from readme.

Close #42
Merge pull request #194 from awilliamson/iss42

Remove bitdeli from readme.
Allow screens to create invisible render targets
Add render target caching to render library
Add known bugs to docgen
Changed Vector to our Vector type in libraries.
General codestyle cleanup in affected areas.
Ref #157
Added Angles Type, libs/sh.

Ref #157
Changed existing Angle usage to our Type.

Ref #157
Rem builtins comments causing doc issues.
Merge pull request #197 from awilliamson/iss157v2

SF Vector and Angle Types + Lib support.
Document createRenderTarget bug
Merge pull request #196 from Xandaros/rendertargets

Added invisible rendertargets
Added bugs to docgen
Fixed ents setPos, now uses our Vector Type

Fixes #199
Fixed player:getActiveWeapon()

Fixes #195
Merge pull request #200 from awilliamson/iss199

Fixed ents setPos, now uses our Vector Type
Merge pull request #201 from awilliamson/iss195

Fixed player:getActiveWeapon()
Replace serverinfo lib with game & physenv.

Also deprecated isLan and getHostname.
Merge pull request #202 from awilliamson/serverinfo

Replace serverinfo lib with game & physenv.
Fixed some issues with vmatrix vec/ang type

Also fixed some codestyle in VMatrix.