RTC 4.0.5 final fixes

Team Concert Plugin workspace option doesn't set jazz_scm_snapshotUUID
env var (283364)
Incorporate CLM 4.0.5 PII8 NL returns into Jenkins plugin (284570)
Incorporate 4.0.5 PII9 NL returns into Jenkins plugin (286137)

For more details see
https://jazz.net/jazz/resource/itemName/com.ibm.team.workitem.WorkItem/286223