- fixed creation of ~/.osc_cookiejar

A "PyCFunction_Type" like os.open takes no keyword arguments.
- fixed "osc -H ..." in combination with a proxy
- do_submitrequest: consider the "--yes" option if the wc has local modifications
- added support for "osc requestmaintainership PROJECT" (if cwd is no package wc)
print_buildlog: don't strip tabs
- updated NEWS file (preparation for the upcoming 0.145 release)
- prepare 0.145.0 release
- open 0.146 development
Support .kiwi files for bash-completion

This commit enables osc to provide completion for both .spec and .kiwi
files, and ensures no ugly "not found" messages are displayed in the
terminal due to globbing.
- get "osc build --prefer-pkgs ..." working with Arch
Merge branch 'master' of https://github.com/ikeydoherty/osc
support maintenance release request with acceptinfo data (OBS 2.6)
- fixed testsuite (and indention)

Broken by commit 0e3641610eb25e72a7ecf8abeaa82398dc3c88e2
- do_submitrequest: use continue to start next loop iteration (instead of "next"...)
support installonly/noinstall tags for mock buildengine
- handle ImportError of a plugin more gracefully

See bnc#876538 for the details.
- do_maintainer: fixed typo (that cause a TypeError)
- do_maintainer: do not set bugowner/create bugowner request action twice
- do_maintainer: introduced setBugownerHelper method

Do not swallow urllib2.HTTPError exceptions with code != 403
- fix another place of group handling for set_bugowner