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

entries/glportal.md

@@ -0,0 +1,14 @@
+# glPortal
+
+_Remake of Portal._
+
+- Home: http://glportal.de/
+- State: beta
+- Keywords: platform, inspired by Portal, puzzle, remake
+- Code repository: https://github.com/GlPortal/glPortal.git
+- Code language: C++
+- Code license: zlib
+
+## Building
+
+- Build system: CMake