FAS for MagicDraw Code

new development line for untested and/or not properly working implementation

As a basis for working on ticket 4: Added requirements for function 'update associations between activities' to the specification model

added draft guide "Introduction to MagicDraw Plugin Development"

Continued with MBDG'ed User Guide; xrefs and appendices added.

added MD model for model based document generation (MBDG) using the MBSE-Plugin

added FAS Tutorial to dist package (ticket #11)

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Mapping between Nomagic versions and working group versions described in /doc

Special characters in names realized