Fix WebPanelTest throwing NRE in debugger
.editorconfig changes to match Valve coding style better
Delete IVfx::GetAllShaderVariables was only used for dynamic shader compiles
Non Pow2 textures are allowed so make sure the tex coord scale gets set
Auto upgrade "shader" kv in vmat source instead of just compiled, e.g "vr_complex.vfx" -> "shaders/complex.shader_c"
Recompile all assets - mainly upgrading legacy shader names