Cleanup recent generalization in post mortem debugger

Remove unnecessary default arguments and constants in
the post mortem debugger code.

Also remove exception internationalization in testing code.

Change-Id: I66ba3248a7ff502fa92e1c46f40e280c503524a2
tox.ini: Prevent casual addition of bash dependency

While bash is not available on every environments, there seems to be
a tendency to introduce more bash dependency very casually.  This check
is intended to be a reminder to give people a chance to consider
alternatives.

Related-Bug: #1398266
Change-Id: I5103e0d7c111880d9a02dd93de56c567066ed14c
Workflow documentation is now in infra-manual

Replace URLs for workflow documentation to appropriate parts of the
OpenStack Project Infrastructure Manual.

Change-Id: I77aa4152a903a0f1f47de20bb1a006d29f5a1bf2
Update i18n translation for IBM plugin log msg's

All the log messages now have the required hints. In addition to this
debug messages are not translated.

This is done for the plugins/ibm

Change-Id: I8239e73eb959648178aa94535d15d77a817c89f5
Imported Translations from Transifex

For more information about this automatic import see:
https://wiki.openstack.org/wiki/Translations/Infrastructure

Change-Id: Ib225f6407faab9f86e36288f30365051d64c9d34
Update i18n translation for NEC plugin log msg's

All the log messages now have the required hints. In addition to
this debug messages are not translated. This is done for the
plugins/nec directory.

Change-Id: Ic0a352cd61131637c471931e3e73995e2143675f
Merge "Cleanup recent generalization in post mortem debugger"
Merge "tox.ini: Prevent casual addition of bash dependency"
Merge "Imported Translations from Transifex"
Merge "Workflow documentation is now in infra-manual"
Merge "Update i18n translation for NEC plugin log msg's"
Imported Translations from Transifex

For more information about this automatic import see:
https://wiki.openstack.org/wiki/Translations/Infrastructure

Change-Id: I485eb4dde0b109bb19b17c6376ead45dec06ae99
Make sudo check in ip_lib.IpNetnsCommand.execute optional

If the process runs as root the root_helper and sudo check
are not required.

Closes-Bug: #1393184
Change-Id: I7876ca7e4652f8152d1a8a0015cc897b09b31899
Merge "Update i18n translation for IBM plugin log msg's"
Enforce log hints in ofagent and oneconvergence

This change enforces log hints use and removes debug level log
translation, modifications are validated through a hacking rule
and the change respects loggging guidelines. Validate that hacking
rules apply to directories:-
    neutron/plugins/ofagent
    neutron/plugins/oneconvergence

Change-Id: I520a36ae53848b828ce33f4050606a7238f4cbce
Partial-bug: #1320867
Merge "Make sudo check in ip_lib.IpNetnsCommand.execute optional"
Merge "Enforce log hints in ofagent and oneconvergence"