preventing greyscale colors
added color check to linesegment & reworked color average
implemented new colorsystem with optional fixed color
fixed up some problems with github
AlgorithmControlWidget saves models for benchmark purpose.
updated colorcode with update functions
Merge pull request #97 from FormSeher/coloradaption

Coloradaption
Reworked object benchmark.

Closes #95.
Put AlgorithmControlWidget methods in formseher namespace.
Fixes for Model destructor.
Added Model::operator=.
Merge branch 'master' into haff-dbtool