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

entries/chainreaction.md

@@ -0,0 +1,12 @@
+# chainreaction
+
+_Remake of Nuclear Reaction._
+
+- Home: http://cr.freewarepoint.de/
+- State: mature, inactive since 2017
+- Keywords: strategy, inspired by Nuclear Reaction, remake
+- Code repository: https://github.com/maikmerten/chainreaction.git
+- Code language: Java
+- Code license: LGPL-3.0
+
+## Building