* initial work on base encoding

* more work on typeschema

* more work on type schema

* work on kernel

* cleaned up directory structure

* bidimat test

* added SHA256 module

* added SHA256 support based on libcrypto

* more work on tukan console

* updated imgui/cimgui to latest revision (docking branch)

merge

* more work on module system

* more work on module

* fixed broken tar command

* updated win32 dependency for SDL2

* added missing preamble to imgui_impl_sdl.h

* fixed blocktree for changes in scopes

* initial work on interval/RAA arithmetic module
* sdf: made `sdBox` work for all fvec types

* testing for new gpu instructions

* fixed launch-tukan