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

entries/rrootage.md

@@ -0,0 +1,14 @@
+# rRootage
+
+_Abstract shooter._
+
+- Home: http://www.asahi-net.or.jp/~cs8k-cyu/windows/rr_e.html, http://rrootage.sourceforge.net/, https://sourceforge.net/projects/rrootage/
+- State: beta, inactive since 2004
+- Platform: Windows, Linux
+- Keywords: game engine, smashem
+- Code repository: (see home)
+- Code language: C
+- Code license: 2-clause BSD
+- Code dependencies: SDL
+
+## Building