Updated info for downloading code and tutorial. Sending this version for printing.

Tutorial/ALF_Tutorial.tex

@@ -108,9 +108,9 @@
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 \maketitle
 
-\section*{Download the code}
+\section*{Downloading the code and tutorial}
 To download the code, type    \texttt{ git clone https://alf.physik.uni\-wuerzburg.de/ALF/ALF.git }  in a shell.    \\
-To download the tutorial including solutions type: \\  \texttt{git clone https://alf.physik.uni-wuerzburg.de/ALF/ALF-Tutorial.git}   in a shell.
+To download the tutorial including solutions type: \\  \texttt{git clone https://alf.physik.uni-wuerzburg.de/ALF/ALF-Tutorial.git}  again  in a shell.
 
 \section*{Exercise 1)   Testing against ED}
 Run the code with the Mz choice of Hubbard Stratonovitch  transformation on a four site ring, at $U/t=4$  and inverse temperature $ \beta t = 2 $.  For this set of parameters, the exact  internal energy reads: