Merge pull request #5 from ThGroth/cp

cp
fixed spacing
New release by Thorsten
Added ForwardOrbit
Merge branch 'cp' of https://github.com/laurentbartholdi/fr into cp
Removed `IteratedOrbit`

Now use the method `ForwardOrbit` from the helpers file.
Replaced START list by attribute

The functions InitGrigor... and InitGuptaS.... are also removed and replaced by a Setter for the new attribute.