initial
added half circles at end of mill path
reworked makeMillBodyMesh totally - now it works
commented, changed some function parameters
cleaned up html elements
now gcode can be run
added error message field and seleting the line with error
added mill diameter field, resets initial workpiece in run
moved common class into new file common.js
moved selectTextareaLine to scene, fixed problem with "missing x, y or z" test, error in milling downwards
removed old buttons
fixed layout responsive to window and left pane resizing
now same in ff, but lost textarea fill vertically
cleaned up the js code