This update for hylafax+ fixes the following issues:

Update to version 7.0.6

* cope with SSL Fax senders who skip Phase C
* add ability to trace SSL Fax data reception
* handle timeout OK response to +FRH=3 and +FRM=n
* don't leave the modem waiting for a response when in SSL Fax
* improve recovery from unexpected SSL Fax terminations during ECM
* try to cope with false "no dialtone" results
* add initial support for SSL Fax Proxy servers