remove roadmap text file

ROADMAP.txt

@@ -1,23 +0,0 @@
------------- Tyra's v2.0 roadmap to publish on GitHub ------------
-- [General] Readme Credits: clipping, obj loader
-- [Video] How to setup environment
-- [Video] How to work with Tyra
-- [Video] How to create own game
-- [Video] How to cook assets (audio, textures, obj)
-- [Video] Tutorial videos
-- [Video] How to run game from USB
-
------------- Github issues for Tyra v2 ------------
-- [Demo] BBox constructors
-- [General] Add cpp lint checker in GitHub / static code analysis
-- [General] Smart pointers and std::array instead of raw pointers
-- [General] Control generated id to avoid duplication. Maybe Just increment from 0? Add interface IIdentificable?
-- [renderer] fog
-- [General] CI in Github via docker image
-- [MD2] Refactor
-- [2D] Add zbuffer support (z-index)
-- [3DUtility] Add zbuffer support (z-index), cupMesh->translation.translateZ(10.0F) - wylaczyc zeby widziec problem
-- [2D] Fixed font support
-- [File] Async file loading
-- [tyrdat] Custom 3D data file with precalculated bboxes with support of async loading
-- [Renderer] Interlacing, and then 640x448 resolution