moved the entries up one folder, added the folder to the keywords

games/paintown.md

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+# PainTown
+
+_2D side scrolling beatem-up engine._
+
+- Home: http://paintown.org/, https://sourceforge.net/projects/paintown/
+- State: mature 
+- Download: http://paintown.org/#/downloads, https://sourceforge.net/projects/paintown/files/
+- Platform: Windows, Linux, macOS
+- Keywords: action, 2D, arcade, beatem-up, engine
+- Code repository: https://github.com/kazzmir/paintown.git, https://svn.code.sf.net/p/paintown/code/ (svn)
+- Code language: C++, Java, Python
+- Code license: 3-clause BSD
+
+## Building
+
+- Build system: CMake
+