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

entries/frets_on_fire.md

@@ -0,0 +1,18 @@
+# Frets on Fire
+
+_Remake of Guitar Hero._
+
+- Home: http://fretsonfire.sourceforge.net/, https://sourceforge.net/projects/fretsonfire/
+- State: mature, inactive since 2008
+- Download: https://sourceforge.net/projects/fretsonfire/files/
+- Platform: Windows, Linux, macOS
+- Keywords: music, inspired by Guitar Hero, remake
+- Code repository: https://svn.code.sf.net/p/fretsonfire/code (svn)
+- Code language: Python
+- Code license: GPL-2.0
+
+Songs at http://fretsonfire.wikidot.com/start
+
+## Building
+
+- Build system: setup.py