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

entries/abes_amazing_adventure.md

@@ -0,0 +1,17 @@
+# Abe's Amazing Adventure
+
+_Side scrolling platform game._
+
+- Home: http://abe.sourceforge.net/, https://sourceforge.net/projects/abe/
+- State: mature, inactive since 2005
+- Download: https://sourceforge.net/projects/abe/files/
+- Platform: Windows, Linux, macOS
+- Keywords: platform
+- Code repository: http://abe.cvs.sourceforge.net (cvs)
+- Code language: C
+- Code license: GPL-2.0
+- Code dependencies: SDL
+
+## Building
+
+- Build system: Autoconf