game entry file names changed to canonical version

games/freedroidrpg.md

@@ -0,0 +1,17 @@
+# FreedroidRPG
+
+_Open source role playing game._
+
+- Home: http://www.freedroid.org/, https://sourceforge.net/projects/freedroid/
+- Media: https://de.wikipedia.org/wiki/FreedroidRPG (German)
+- State: mature
+- Download: http://www.freedroid.org/download/
+- Keywords: role playing, isometric, singleplayer
+- Code repository: https://gitlab.com/freedroid/freedroid-src.git, https://git.code.sf.net/p/freedroid/code
+- Code language: C, C++, Lua
+- Code license: GPL-2.0
+
+## Building
+
+- Build system: Make
+