imports from osgameclones, added backlog and rejected lists, started libregamewiki synchronization

games/4d-tris.md

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+# 4D-TRIS
+
+_Tetris game extended to 4 dimension._
+
+- Home: https://sourceforge.net/projects/dtris/
+- State: mature, inactive since 2012
+- Platform: Linux
+- Keywords: puzzle, clone, inspired by Tetris, open content
+- Code repository: https://code.launchpad.net/4dtris (bzr)
+- Code language: C
+- Code license: GPL-2.0
+- Code dependencies: OpenGL, SDL
+
+## Building
+
+- Build system: Autoconf