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

entries/54321.md

@@ -0,0 +1,16 @@
+# 54321
+
+_Five classic two-dimensional puzzle games extended into three and four dimensions._
+
+- Home: http://old.nklein.com/products/54321/
+- State: mature, inactive since 2001
+- Keywords: puzzle, open content
+- Code repository: (see home)
+- Code language: C++
+- Code license: Custom (a very simple copyleft see http://old.nklein.com/etc/copyright.php)
+- Code dependencies: libpng, SDL, zlib
+- Assets license: Custom (see code license)
+
+Developer: Patrick Fleckenstein
+
+## Building