refactored shared Numberbox and Symbolbox code into AtomWidget, fixed size and label alignment; trying to fix font sizing, Slider looks good now; made some Gui properties readonly
moved list and message handling into Widget to lessen redundancies; moved PdParser to classes
reorganized widgets into subfolders
refactored shared code into IEMWidget, slowly fixing font sizing
guy object scaling now works in general; fixed broken $0 in atom strings