Description of problem:


Version-Release number of selected component (if applicable):
openlmi-providers-0.1.1-2.fc20.x86_64

How reproducible:
always

Steps to Reproduce:
1. start lmishell
2. 
> c = connect("localhost", "root", "blank")
> cs = c.root.cimv2.Linux_ComputerSystem.first_instance()
> for identity in cs.associators(Role="System", ResultRole="InstalledSoftware", ResultClass="LMI_SoftwareIdentity"):
...     print(identity.ElementName)
... 
Now press ctrl+c:
^CTraceback (most recent call last):
  File "<console>", line 1, in <module>
  File "/usr/lib/python2.7/site-packages/lmi/shell/LMIDecorators.py", line 210, in wrapper
    return fn(self_wr, *args, **kwargs)
  File "/usr/lib/python2.7/site-packages/lmi/shell/LMIDecorators.py", line 85, in wrapper
    return fn(self_wr, *args, **kwargs)
  File "/usr/lib/python2.7/site-packages/lmi/shell/LMIInstance.py", line 327, in associators
    associators_list = self._conn._client._get_associators(self._cim_instance, **kwargs)
  File "/usr/lib/python2.7/site-packages/lmi/shell/LMIBaseClient.py", line 526, in _get_associators
    return self._cliconn.Associators(instance.path, **params)
  File "/usr/lib/python2.7/site-packages/pywbem/cim_operations.py", line 695, in Associators
    **params)
  File "/usr/lib/python2.7/site-packages/pywbem/cim_operations.py", line 167, in imethodcall
    verify_callback = self.verify_callback)
  File "/usr/lib/python2.7/site-packages/pywbem/cim_http.py", line 217, in wbem_request
    response = h.getresponse()
  File "/usr/lib64/python2.7/httplib.py", line 1045, in getresponse
    response.begin()
  File "/usr/lib64/python2.7/httplib.py", line 409, in begin
    version, status, reason = self._read_status()
  File "/usr/lib64/python2.7/httplib.py", line 365, in _read_status
    line = self.fp.readline(_MAXLINE + 1)
  File "/usr/lib64/python2.7/socket.py", line 476, in readline
    data = self._sock.recv(self._rbufsize)
  File "/usr/lib64/python2.7/ssl.py", line 241, in recv
    return self.read(buflen)
  File "/usr/lib64/python2.7/ssl.py", line 160, in read
    return self._sslobj.read(len)
KeyboardInterrupt

> ctrl+d

3.
# yum install openlmi-software --enablerepo=rawhide
Loaded plugins: auto-update-debuginfo, langpacks, refresh-packagekit
Existing lock /var/run/yum.pid: another copy is running as pid 13721.
Another app is currently holding the yum lock; waiting for it to exit...
  The other application is: cimprovagt
    Memory : 274 M RSS (1.1 GB VSZ)
    Started: Wed Aug 28 04:36:36 2013 - 23:12 ago
    State  : Running, pid: 13721
Another app is currently holding the yum lock; waiting for it to exit...
  The other application is: cimprovagt
    Memory : 274 M RSS (1.1 GB VSZ)
    Started: Wed Aug 28 04:36:36 2013 - 23:14 ago
    State  : Running, pid: 13721


Actual results:
Lock is hold after lmishell ends until request is not finished in cimprovagt.

Expected results:
No locked yum? It's troubles with jobs inside software provider?