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

entries/privateer-gemini_gold.md

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+# Privateer - Gemini Gold
+
+_Remake of Wing Commander: Privateer._
+
+- Home: http://privateer.sourceforge.net/
+- State: mature, inactive since 2012
+- Download: http://privateer.sourceforge.net/files.shtml, https://sourceforge.net/projects/privateer/files/
+- Platform: Windows, Linux, macOS
+- Keywords: adventure, inspired by Wing Commander: Privateer, remake, simulation, space
+- Code repository: https://svn.code.sf.net/p/privateer/code/ (svn)
+- Code language: C++
+- Code license: GPL-2.0
+
+Uses the VegaStrike engine?
+
+## Building
+
+- Build system: CMake