'debug' event -> 'command'
'change-levels' event -> 'signal'
'dhcp-acquired-ip' event -> 'dhcp'
'batch-scan' event -> 'batch'
'empty-scan' event -> 'empty'
'already-joined' event -> 'former'
track connection emit bug
translate should be private method
Wireless#stop() now properly kills all timers
API documentation!