Description of problem:
When attempting to upload RPM redhat-logos-4.9.16-1.noarch.rpm to a custom repository, upload fails with an UnicodeDecodeError.

Version-Release number of selected component (if applicable):
rh-rhui-tools-2.1.37-2.el6.noarch

How reproducible:
Always

Steps to Reproduce:
1. Create a new custom repository
2. Attempt to upload redhat-logos-4.9.16-1.noarch.rpm to this repository
3.

Actual results:
Upload fails with the following error: 

An unexpected error has occurred during the last operation.
More information can be found in /root/.rhui/rhui.log.

The last line of rhui.log:
UnicodeDecodeError: 'utf8' codec can't decode byte 0xa9 in position 10: invalid start byte

Expected results:
RPM is uploaded into the repository without error.

Additional info:

Screen output from rhui-manager:

rhui (repo) => c

Unique ID for the custom repository (alphanumerics, _, and - only):
5Server-x86_64-Test

Display name for the custom repository [5Server-x86_64-Test]:


Path at which the repository will be served [5Server-x86_64-Test]:


Algorithm to use when calculating the checksum values for repository metadata:
* Select "sha256" for RHEL6:
* Select "sha1" for either RHEL5 or RHEL6:

  1  - sha256
  2  - sha1
Enter value (1-2) or 'b' to abort: 2

Should the repository require an entitlement certificate to access? (y/n)
y

Based on the repository's relative path, the suggested entitlement path is:
  5Server-$basearch-Test

Path that should be used when granting an entitlement for this repository. This
may use yum variable substitutions (e.g. $basearch) to group this together with
other repositories that share the entitlement [5Server-$basearch-Test]:


Should the repository require clients to perform a GPG check and
verify packages are signed by a GPG key? (y/n)
n

The following repository will be created:
  ID:              5Server-x86_64-Test
  Name:            5Server-x86_64-Test
  Path:            5Server-x86_64-Test
  Entitlement:     5Server-$basearch-Test
  GPG Check        No
  Red Hat GPG Key: No
Proceed? (y/n) y

Successfully created repository 5Server-x86_64-Test

rhui (repo) => u

Select the repositories to upload the package into:
  -  1 : 5Server-x86_64-Test
Enter value (1-1) to toggle selection, 'c' to confirm selections, or '?' for more commands: 1

Select the repositories to upload the package into:
  x  1 : 5Server-x86_64-Test
Enter value (1-1) to toggle selection, 'c' to confirm selections, or '?' for more commands: c


Enter the location of the packages to upload. If the location is an RPM,
the file will be uploaded. If the location is a directory, all RPMs in that
directory will be uploaded:
/root/packages/

The following RPMs will be uploaded:
  redhat-logos-4.9.16-1.noarch.rpm
Proceed? (y/n) y


Uploading /root/packages/redhat-logos-4.9.16-1.noarch.rpm...

An unexpected error has occurred during the last operation.
More information can be found in /root/.rhui/rhui.log.


/root/.rhui/rhui.log:

Connecting to RHUA [rhua2.test.com]...
Successfully connected to [rhua2.test.com]
Unexpected error caught at the shell level
Traceback (most recent call last):
  File "/usr/lib/python2.6/site-packages/rhui/tools/shell.py", line 86, in safe_listen
    self.listen(clear=first_run)
  File "/usr/lib/python2.6/site-packages/rhui/tools/shell.py", line 112, in listen
    Shell.listen(self)
  File "/usr/lib/python2.6/site-packages/rhui/common/shell.py", line 186, in listen
    item.func(*args, **item.kwargs)
  File "/usr/lib/python2.6/site-packages/rhui/tools/screens/repo.py", line 637, in upload
    self.pulp.upload(repo_ids, rpm)
  File "/usr/lib/python2.6/site-packages/rhui/tools/pulp_api.py", line 442, in upload
    uploaded = self.upload_api.import_content(metadata, upload_id)
  File "/usr/lib/python2.6/site-packages/pulp/client/api/upload.py", line 183, in import_content
    return self.server.POST(path, uploadinfo)[1]
  File "/usr/lib/python2.6/site-packages/pulp/client/api/server.py", line 324, in POST
    return self._request('POST', path, body=body)
  File "/usr/lib/python2.6/site-packages/pulp/client/api/server.py", line 262, in _request
    body = json.dumps(body)
  File "/usr/lib64/python2.6/json/__init__.py", line 230, in dumps
    return _default_encoder.encode(obj)
  File "/usr/lib64/python2.6/json/encoder.py", line 367, in encode
    chunks = list(self.iterencode(o))
  File "/usr/lib64/python2.6/json/encoder.py", line 309, in _iterencode
    for chunk in self._iterencode_dict(o, markers):
  File "/usr/lib64/python2.6/json/encoder.py", line 275, in _iterencode_dict
    for chunk in self._iterencode(value, markers):
  File "/usr/lib64/python2.6/json/encoder.py", line 309, in _iterencode
    for chunk in self._iterencode_dict(o, markers):
  File "/usr/lib64/python2.6/json/encoder.py", line 275, in _iterencode_dict
    for chunk in self._iterencode(value, markers):
  File "/usr/lib64/python2.6/json/encoder.py", line 294, in _iterencode
    yield encoder(o)
UnicodeDecodeError: 'utf8' codec can't decode byte 0xa9 in position 10: invalid start byte