Added support for VisTrails Job Monitor View

batchq/contrib/vistrails/JobSubmission/init.py:
- joboperation_compute: Added queue to ModuleSuspended exception

batchq/contrib/vistrails/JobSubmission/machine.py:
- Machine.compute: Removed disconnect call

batchq/contrib/vistrails/examples/run_pbs_job.vt:
Added multiple jobs examples and converted it to v2.0 schema

batchq/pipelines/shell/ssh.py:
Temporary fix: Set timeout to zero when disconnecting to avoid delay