repository conversions to git

entries/simple_sokoban.md

@@ -6,7 +6,7 @@ _Simple Sokoban game aimed at playability and portability across systems._
 - State: mature, inactive since 2014
 - Download: https://sourceforge.net/projects/simplesok/files/
 - Keywords: library, open content, sokoban-like
-- Code repository: https://svn.code.sf.net/p/simplesok/code/ (svn)
+- Code repository: https://gitlab.com/osgames/simplesok.git (conversion of svn), https://svn.code.sf.net/p/simplesok/code (svn)
 - Code language: C
 - Code license: GPL-3.0
 - Code dependencies: SDL
@@ -15,3 +15,5 @@ _Simple Sokoban game aimed at playability and portability across systems._
 Developer: Mateusz Viste
 
 ## Building
+
+- Build system: Make