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

entries/esenthel_engine.md

@@ -0,0 +1,16 @@
+# Esenthel Engine
+
+_Game engine_
+
+- Home: http://esenthel.com/
+- State: beta
+- Download: https://esenthel.com/?id=store&cat=0&mode=download
+- Platform: Windows, Linux, macOS, Android, iOS, Web
+- Keywords: game engine
+- Code repository: https://github.com/Esenthel/EsenthelEngine.git
+- Code language: C, C++
+- Code license: Custom (restrictive)
+
+## Building
+
+- Build system: Make