BigSwitch: Fix cfg.Error format in exception

Fixes an incorrectly formatted call to cfg.Error
in an exception handling routine in the Big Switch
server manager module.

Closes-Bug: #1289134
Change-Id: I9a1137d7395412ff6f061aacbe85f9b26269a1da
Imported Translations from Transifex

Change-Id: Iafd0323d1e9f583a4ec508d0230c6e40f4186398
Merge "BigSwitch: Fix cfg.Error format in exception"
Merge "Imported Translations from Transifex"