updated displayer
fixed vmid and vmip field in json object
updated TMS monitor
* deal with new model of job handling in cloud backends
* now consider jobs in undefined state, necessary notably when cloud  backends were not able to monitor the job
refactoring DeltacloudServer changing the semantic of job info in getJobState and getStartTime
JobServer*pp: adapt the semantic of job owner as well as job submission regarding the new model of job handling in cloud backends
added job in undefined state in ListJob
slave.cpp: just send the vmid when canceling cloud jobs
OpenNebulaServer: now work for submission, but ssh key handling is not yet sent with the contextualization data