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

games/sdl_asylum.md

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+# SDL Asylum
+
+_C port of the computer game Asylum, which was written by Andy Southgate in 1994 for the Acorn Archimedes and is now public domain._
+
+- Home: http://sdl-asylum.sourceforge.net/, https://sourceforge.net/projects/sdl-asylum/
+- State: mature, inactive since 2009 
+- Download: http://sdl-asylum.sourceforge.net/main.html#Download
+- Platform: Linux
+- Keywords: action, arcade
+- Code repository: https://svn.code.sf.net/p/sdl-asylum/code/ (svn)
+- Code language: C
+- Code license: GPL-3.0
+- Code dependencies: SDL
+- Assets license: PD
+
+[Source of Asylum](http://asylum.acornarcade.com/a_source.php) from 1994.
+
+## Building
+