Use totaln rather than n in intersec.  Resolves issue #103.
Merge branch 'iss103-intersec-use-totaln' into develop
Merge branch 'develop' into iss64-other-conventions
Remove Makefile for assignmentoptimal.
Add GenLoopActDir property.
Store properties in a struct, to easily return them all.
Merge branch 'develop' into iss64-other-conventions
Update CHANGELOG.
Short section on properties in manual (#64).
Add missing figure.