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

entries/gm_tools.md

@@ -0,0 +1,14 @@
+# GM Tools
+
+_Game/Dungeon Master aid for role playing._
+
+- Home: https://sourceforge.net/projects/gm-tools/
+- State: beta, inactive since 2004
+- Download: https://sourceforge.net/projects/gm-tools/files
+- Keywords: tool
+- Code repository: https://gitlab.com/osgames/gm-tools.git (backup of cvs), http://gm-tools.cvs.sourceforge.net/ (cvs)
+- Code language: C++
+- Code license: GPL-2.0
+
+## Building
+