demag_gui.py: fixed issue where switching between samples lacking the same set of fits could reset fit bounds and incorrectly update data sadly this requred redrawing all plots and significantly slowed the program (revisit later)
demag_gui.py: fixed issue where switching between samples lacking the same set of fits could reset fit bounds and incorrectly update data sadly this requred redrawing all plots and significantly slowed the program (revisit later)

lfairchild/PmagPy,lfairchild/PmagPy,Caoimhinmg/PmagPy,Caoimhinmg/PmagPy,lfairchild/PmagPy,Caoimhinmg/PmagPy