revert to window.alert(code) because vex.dialog.alert does not retain newlines
revert to window.alert(code) because vex.dialog.alert does not retain newlines

kut-tktlab/blockly-for-led,kut-tktlab/blockly-for-led,kut-tktlab/blockly-for-led,kut-tktlab/blockly-for-led