Added the remove duplicate edges kernel and created a new parameter
centerline-vtk-file which dumps the centerline to a file using vtk poly
data format
Changed a few texture read and writes to unsigned
Fixed vtk output
Added two necessary text lines to the vtk centerline output
started on parameter file
started on the new parameter system
converting the old parameter system to the new
TYPO: in CPP11 define
added parameters.cpp to cmake list
added the rest of the parameters
the basics of the new parameter system is working
fixed some bugs in the parameter system
fixed error in step for one parameter
Merge in branch parameter-list from smistad.