Merged requested to merge verify-print2file into dev
print2fileis now a function of
myToolso that one can use it in a object oriented manner but also the wrapper.
MyFig::print2filehas been tested see tests 302,303,304,305,306 and 403
a new feature has been added: the user can now provide the path in the filename. It results in ignoring opath.
remark: printing a figure into a file requires that the
MyFig.canvas is modified. Therefore if the figure was bounded to a window, the canvas will be unbound. For this reason
MyFig::print2file unbound the figure to any window. As a result we had to add some bounding in