Enhance multipath parsing

The output of the multipath command is not always parseable from
the current implementation. This causes attach to fail.

Fixes Bug: #1184861

Change-Id: I1afa96a695b1008672226e7e76eb8e0feca52578
Merge "Enhance multipath parsing"
Merge remote-tracking branch 'm_src_repo/citrix-fixes' into build-temp