lib.cli.Base.getConnection() & \@override _init_once()
Merge branch 'master' into merge-subnet-with-master

Conflicts:
	tests/cli/basecli.py
added lock arround paramiko exec_command
adding processes and process-timeout for nose run
adding processes and process-timeout for nose run
Merge pull request #137 from gkhachik/master

lib.cli.Base.getConnection() & \@override _init_once()