- removed debug from lineprimitive2
- linePrimitive2 io stuff
- added correspondance.cpp and routing to it in qp_main
- fixed small problem in parse.h
added line primitive constructor from eigen decomposition
- changed fitlinearprimitive to call primitive( centroid, eigenvalues, eigenvectors) instead of branching on "rows".
- added 5th cli option to runscript, use 3D to run 3D