added git tutorial

free-programming-books-tr.md

@@ -6,6 +6,11 @@
 ###D
 
 * [D Programlama Dili](http://ddili.org/ders/d/D_Programlama_Dili.pdf)
+* 
+
+###Git
+
+* [git - basit rehber](http://rogerdudler.github.io/git-guide/index.tr.html)
 
 ###JavaScript