edge optimization
all leaf paths
copied constraints from scale to edge
changed B and A to better variable namees in 'construct_constraints' function
changed variable names
edge strain constraint function
made distance function more readable
 working on edge_initial_guess
fixing error with sums in edge optimize constraint
removing old sum/strain/lengths
all current unit tests pass, added self parameter to dist function
added bbeginnings of a gui
added variation of http://stackoverflow.com/questions/10057672/correct-way-to-implement-a-custom-popup-tkinter-dialog-box to dialogue box so that it can return data
deleted ok method
added some to gui
improved comments and function names for class Model
fixed bugs from changed function names
starting gui code over so that I have a working nugget to build from
run example on if statement, gui canvas
added widgets for dialog box for new model