* save

* port js shaders

* save

* fix downsampler

* save - trying to get blur shader workging

* fix wrong height to downsample

* expose specific floats arguments for coordinate matrixes

* constant vertex shader

* properly set sizes for framebuffer to draw into

* working blur shader

* Rename DownSamplerShader to ResamplerShader

* save

* Virtual background and track-processors module

* Delete experimental files

* Clean up example

* Clean up documentation

* Delete unused file

* revert change to module.md

* cleanup documentation

* revert unwanted change

* changeset

* spotless

* spotless