added PDF

cheat-sheets/Tikz/Makefile

@@ -5,4 +5,4 @@ make:
 	make clean
 
 clean:
-	rm -rf  $(TARGET) *.class *.html *.log *.aux
+	rm -rf  $(TARGET) *.class *.html *.log *.aux *.out

cheat-sheets/Tikz/README.md

@@ -3,3 +3,6 @@ I took this from a [StackExchange Question](http://tex.stackexchange.com/a/84757
 If you want to change it (I know you can make it better with LaTeX!)
 or if you have some important commant, feel free to submit a merge 
 request or send me an email (info@martin-thoma.de)
+
+
+It would be great, if we could make the most important commands on one page.