Queue.qsize method replaced to support Mac OSX

Now, when the plugin process has finished, it inserts a None value to
the Queue, so the plugin controller can know when there isn't any more
actions in the Queue.
Closing queue in every case

The plugin controller needs a None value on the queue, so we need to
make sure that always happens
Queue.qsize method replaced to support Mac OSX

Now, when the plugin process has finished, it inserts a None value to
the Queue, so the plugin controller can know when there isn't any more
actions in the Queue.
Closing queue in every case

The plugin controller needs a None value on the queue, so we need to
make sure that always happens
Merge branch 'mac-no-qsize' into integracion

Merging mac os fix for queue size
Some fixes to use faraday on OSX
Merge remote-tracking branch 'origin/integracion' into merge

Merging mac os support fixes
Merge branch 'master' of https://github.com/infobyte/faraday