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

entries/opencrystalcaves.md

@@ -0,0 +1,12 @@
+# OpenCrystalCaves
+
+_Remake of Crystal Caves._
+
+- Home: https://github.com/gurka/OpenCrystalCaves
+- State: beta, inactive since 2017
+- Keywords: remake, commercial content, inspired by Crystal Caves, requires original content
+- Code repository: https://github.com/gurka/OpenCrystalCaves.git
+- Code language: C++
+- Code license: MIT
+
+## Building