SSH2: make isConnected return true if even if we're not logged in
Merge pull request #412 from terrafrost/ssh2-connected

SSH2: make isConnected return true if even if we're not logged in

* terrafrost/ssh2-connected:
  SSH2: make isConnected return true if even if we're not logged in
Merge branch 'master' into php5

* master:
  SSH2: make isConnected return true if even if we're not logged in