Finished the HGVS DNA description prototype.

- Fixed the bug in the insertions / duplications code.
- Added documentation and pointers on how to integrate this as a module.
- Added a wrapper for the recursive function.



git-svn-id: https://humgenprojects.lumc.nl/svn/mutalyzer/trunk@469 eb6bd6ab-9ccd-42b9-aceb-e2899b4a52f1