Adding support for PushButton/EasyConnect request frames
[hpav_cfg]Adding PushButton request feature
[hpav_cfg]Adding basic support for PushButton (i.e. SimpleConnect) mode

This allow user to simulate a PushButton feature using this command.
The amount of time a device remains promiscuous is the vendor's choice,
the recommended range for this vulnerable time is between 30 seconds
and two minutes, with one minute as the default value
Merge branch 'master' of github.com:ffainelli/faifa