round default params on drawables
add arrows to port panels
Port refactoring and cleanup
improve port value dragging
add toggles for slave ports
add border to color port panel
show picker when clicking on editor margins
add menu bar
remove dead code from templates and css
add icons for menu bar
add alternating icons and captions for menu
new styles for subeditors
auto-hide function stack
animate stack when creating function
dont hide stack when editing function name
fix dimensions caching in subeditors

functions are shown after they are created
allow only one subeditor open at a time
new style for function arguments
fix argument number limiting
add method to select element content