renamed games folder to entries folder (also contained frameworks, libraries, ...) and added to the backlog

entries/sdl_game_engine_2d.md

@@ -0,0 +1,13 @@
+# SDL Game Engine 2D
+
+_2D game programming framework for c/c++ programmers with least possible dependencies._
+
+- Home: https://sourceforge.net/projects/sge2d/, https://web.archive.org/web/20110526140520/http://agnosent.com:80/wolfcms/open-source/sge2d
+- State: beta, inactive since 2014
+- Download: https://sourceforge.net/projects/sge2d/files/sge2d/
+- Keywords: framework
+- Code repository: https://gitlab.com/osgames/sge2d.git (backup of svn), https://sourceforge.net/p/sge2d/code/HEAD/tree/ (svn)
+- Code language: C
+- Code license: MIT
+
+## Building