fixed ticket #485
make jetJobOutput download already download jobs + refactoring
updated error msg
list_jobs -u: changed output to row display
added exception where neither a user, job and machine was not selected for cancel action
fixed ticket #485: vishnu_close through exception after checking session after close
fixed typos in TMS data ecore
fixed problem with cancel job when the cancelling concerns a user jobs + misc logging info
updated client to be compliant with fix in cancel command
typos
updated test according to tickets #414 and #430