Added the option to disable the resetting of stats at the end of hatching
New checkbox in the web UI to enable or disable it
New command line option to disable it: --no-stats-reset
The resetting of stasts is activated by default
Works in local and distributed mode
Added the catching and logging of exceptions from the web server.
Exits with the error code -1 in case of exception
Doesn't display the unnecessary Greenlet trace
Reduced the failures type description in the stats to a minimum.
It improves the readability and the performance.
Refactored the errors key generation for better performance
Replaced the cryptographic hash by a simple hash
Fixed the sorting of the type and the number of fails in the Failures panel of the web UI
Stops the web UI from requesting the stats while it's not hatching or running.