'Starts the two main daemons of EM:
1) Daemon that listens to every packet and
forwards it to each extension for further processing.
2) Daemon that receives special-crafted packets
from extensions and broadcasts them in the air.
:param self: An ExtensionManager object
:type self: ExtensionManager
:return: None
:rtype: None'

def start_extensions(self):

    self._listen_thread.start()
    self._send_thread.start()
    self.get_channels()
    self._channelhop_thread.start()
