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

entries/gnu_freedink.md

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+# GNU FreeDink
+
+_Dink Smallwood is an adventure/role-playing game, similar to Zelda (2D top view), made by RTsoft. FreeDink is a new and portable version of the game engine._
+
+- Home: https://www.gnu.org/software/freedink/
+- Media: https://en.wikipedia.org/wiki/Dink_Smallwood#GNU_FreeDink
+- State: mature
+- Download: https://www.gnu.org/software/freedink/get
+- Keywords: role playing, inspired by Dink Smallwood, remake
+- Code repository: https://git.savannah.gnu.org/git/freedink.git
+- Code language: C, C++
+- Code license: GPL-3.0
+
+May require original content
+
+## Building
+