This three part tutorial first appeared some years ago on the old . Since then several errors and bugs have been discovered by various users on the . This version reflects the changes made to overcome the bugs and erros. The text will note where a bug correction and / or update has been done, and of course also why. 
A big ´Thank you´ goes out to all the people reading and reporting the bugs in the previous version of this tutorial. Please provide comments, questions, bug reports etc. at the  in the  section.

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