add cors headers to all routes
create sidebar and and some information to network viz
create better layout, update sidebar when url changes and create blocks mined chart axis
allow focus of nodes on network chart and create a chart with the blocks mined by every miner
configure celery to run simulation in background and remove some unnecessary events in simulator
configure websocket server and create interface for simulation configuration
create simulation progress page and add strings to i18n file
better server logging
update simulation elapsed time
fix bug when redirecting to stats
update readme file