pastedeploy: remove

This has been marked obsolete for a while is now no more present in any
OpenStack project. Let's get rid of it once for all!

Change-Id: I741f7d6d1327c9ce23ad5203d31667aff17e387f
service: replace eventlet event by threading

This remove a dependency against eventlet, and uses a threading Event
object instead.

Change-Id: I40e94f9376b43fc6bd10af7bdc463a305c55a6c4
Fix i18n problem in processutils module

Some texts in processutils module use raw string instead of gettext,
they should be fixed since this module already supports i18n.

Change-Id: I6868301f076d4b9b6e604238bacce6207bbce2ab
Closes-Bug: #1215006
Middleware to catch all error in WSGI pipeline

Change-Id: I6214b48923efe765dc87bc143fbb346efd0b17b3
Merge "service: replace eventlet event by threading"
Merge "pastedeploy: remove"
Merge "Fix i18n problem in processutils module"
Merge "Middleware to catch all error in WSGI pipeline"