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

entries/magarena.md

@@ -0,0 +1,14 @@
+# Magarena
+
+_Single-player fantasy card game played against a computer opponent._
+
+- Home: https://magarena.github.io/
+- State: mature
+- Download: https://github.com/magarena/magarena/releases/
+- Keywords: role playing, cards, clone, inspired by Magic: The Gathering Online
+- Code repository: https://github.com/magarena/magarena.git
+- Code language: Java, Groovy
+- Code license: GPL-3.0
+
+## Building
+