Further fixes to flow of operations.
 - Add archiving as last execution step.
 - Fix typo in ipoerpInitializeDevice.sh
 - Provide mmore carry forward parameters in UpStartVars.sh
 - Ensure UpStart cannot run as root.
 - More idempotency fixes in ipoerpValidateVolume.sh
 - Fix bug in check for pre-existing iRedMail

 Changes to be committed:
	modified:   InstallPortableOpenERP.sh
	new file:   WipeClean.sh
	modified:   ipoerpInitializeDevice.sh
	modified:   ipoerpInstallVolume.sh
	new file:   ipoerpMakeArchive.sh
	modified:   ipoerpMakeUpStartScript.sh
	modified:   ipoerpValidateVolume.sh
	modified:   iredmailInstallAll.sh