This will make it so rbt post is bug compatible with post-review

when I specify --username on the command line, so it doesn't

always ask me for a username if I specified one via --username
This resolves Issue 3114
Sponsored-by: Zonar Systems, Inc

Signed-off-by: Garrett Cooper yanegomi@gmail.com

garrett.cooper@ZL00757 ~/git/rbtools

$ rbt post --diff-filename 0001-Push-the-username-password-is-None-logic-down-into-t.patch

Review request #4786 posted.
http://reviews.reviewboard.org/r/4786/
garrett.cooper@ZL00757 ~/git/rbtools

$ rbt post --username yaneurabeya --diff-filename 0001-Push-the-username-password-is-None-logic-down-into-t.patch

==> HTTP Authentication Required

Enter authorization information for "Web API" at reviews.reviewboard.org

Password: Traceback (most recent call last):

  File "/usr/bin/rbt", line 8, in <module>

    load_entry_point('RBTools==0.5.2.dev', 'console_scripts', 'rbt')()

  File "/usr/lib/python2.7/site-packages/RBTools-0.5.2.dev-py2.7.egg/rbtools/commands/main.py", line 106, in main

    command.run_from_argv([RB_MAIN] + args)

  File "/usr/lib/python2.7/site-packages/RBTools-0.5.2.dev-py2.7.egg/rbtools/commands/init.py", line 157, in run_from_argv

    exit_code = self.main(args) or 0

  File "/usr/lib/python2.7/site-packages/RBTools-0.5.2.dev-py2.7.egg/rbtools/commands/post.py", line 464, in main

    api_client, api_root = self.get_api(server_url)

  File "/usr/lib/python2.7/site-packages/RBTools-0.5.2.dev-py2.7.egg/rbtools/commands/init.py", line 261, in get_api

    api_root = api_client.get_root()

  File "/usr/lib/python2.7/site-packages/RBTools-0.5.2.dev-py2.7.egg/rbtools/api/client.py", line 16, in get_root

    return self._transport.get_root(args, **kwargs)

  File "/usr/lib/python2.7/site-packages/RBTools-0.5.2.dev-py2.7.egg/rbtools/api/transport/sync.py", line 35, in get_root

    return self._execute_request(HttpRequest(self.server.url))

  File "/usr/lib/python2.7/site-packages/RBTools-0.5.2.dev-py2.7.egg/rbtools/api/transport/sync.py", line 69, in _execute_request

    rsp = self.server.make_request(request)

  File "/usr/lib/python2.7/site-packages/RBTools-0.5.2.dev-py2.7.egg/rbtools/api/request.py", line 414, in make_request

    rsp = urllib2.urlopen(r)

  File "/usr/lib/python2.7/urllib2.py", line 127, in urlopen

    return _opener.open(url, data, timeout)

  File "/usr/lib/python2.7/urllib2.py", line 402, in open

    req = meth(req)

  File "/usr/lib/python2.7/site-packages/RBTools-0.5.2.dev-py2.7.egg/rbtools/api/request.py", line 151, in http_request

    self.password_mgr.find_user_password('Web API', self.url)

  File "/usr/lib/python2.7/site-packages/RBTools-0.5.2.dev-py2.7.egg/rbtools/api/request.py", line 236, in find_user_password

    password=self.rb_pass)

  File "/usr/lib/python2.7/site-packages/RBTools-0.5.2.dev-py2.7.egg/rbtools/commands/init.py", line 237, in credentials_prompt

    password = getpass.getpass('Password: ')

  File "/usr/lib/python2.7/getpass.py", line 71, in unix_getpass

    passwd = _raw_input(prompt, stream, input=input)

  File "/usr/lib/python2.7/getpass.py", line 133, in _raw_input

    line = input.readline()

KeyboardInterrupt