Updating the tutorial section in the source and including

an updated version of the pdf about command line parsing.

This update describes how a developer can check if a 
command line argument was set at all by initializing the 
variables storing the commandline arguments with a 
specific value and checking this value after the run 
function applied the commandline parsing. 

1 files changed, 0 insertions, 0 deletions

diff --git a/doc/gnunet-c-tutorial.pdf b/doc/gnunet-c-tutorial.pdf
index 1b5af84c6..03ceed9b6 100644
--- a/doc/gnunet-c-tutorial.pdf
+++ b/doc/gnunet-c-tutorial.pdf