Singularity Shaders and a lot of Shader Stuff (#2517)

* Beginnings of singulo shader

* LOTS of changes!!

* Minor changes

* Singulo stuff

* Aesthetic changes to singulo

* Combining singulo change

* ShaderAura uses IEntities now, not IPlayerSession

* Fixes?

* Fixes draw order for atmos

* using fix

* Address reviews

* nuget.config whaaa

* nuget haha

* nuget why are you so dum

* happy now

* Preparing for omegachange

* Merge from seventh level of hell

* woork

* Ignorecomponents add

* mmf

* RobustToolbox?

* Fixes

* Fixes Robust?

* adds sprite

* Nullables

* Crit overlay stuff

* Commits Robust

Resources/Prototypes/Shaders/shaders.yml

@@ -7,8 +7,23 @@
   id: GradientCircleMask
   kind: source
   path: "/Textures/Shaders/gradient_circle_mask.swsl"
+  
+- type: shader
+  id: ColoredScreenBorder
+  kind: source
+  path: "/Textures/Shaders/colored_screen_border.swsl"
 
 - type: shader
   id: FlashedEffect
   kind: source
   path: "/Textures/Shaders/flashed_effect.swsl"
+
+- type: shader
+  id: Singularity
+  kind: source
+  path: "/Textures/Shaders/singularity.swsl"
+
+- type: shader
+  id: Texture
+  kind: source
+  path: "/Textures/Shaders/texture.swsl"