Update i18n translation for Embrane plugin

All the existing LOG.info, LOG.warning, LOG.error and LOG.critical
messages should have _LI, _LW, _LE and _LC respectively. Also, debug
level log shouldn't be translated. This patch set will cover the
embrane directory.

Change-Id: I89cf8e63311f96c3f1759a6c885d1b98e6fed598
Partial-Bug: #1320867
Merge "Update i18n translation for Embrane plugin"