Add async in tornado
Removed tabs from UI
Add .gitignore
fix some errors
worker update
fix websokets
switch to Stepler repo
fix merge conflicts
add windows worker launcher
added autoreload to worker
test worker autoreload
fix save image on worker
fix websockets
update taking screenshots in worker
fix error in worker
fix error in worker
update Exceptions, fix errors in worker
update screenshot resnonse
close browser in worker
add random-hex