added round function to round numbers
removed second test panel
added performance panel
removed old version of hide and show
update duration in milli seconds for each clock
show marks for 16ms and 33ms from the start
added getter for layers array
added if enabled switch
added layer panel to debug
check if performance measurer is defined
use inject instead of overwriting
attached stats.js as sticky bar
added buttons to editor
enabled Canvas to take an already defined canvas id