Error during service upload

Steps to reproduce:
1. Check that old cache is deleted.
2. Restart murano-repository
3. Send PUT request with the following body: {"name": "test", "version": "0.1", "full_service_name": "test", "service_display_name": "test"} to http://<url>:8084/v1/admin/services/test

Actual result:
We get 500 error status code and the following traceback in murano repository logs:
2014-01-15 14:02:56.892 21688 ERROR root [-] Unable to write to service manifest file /tmp/muranorepository-data/service_definitions/72239681556748a3b9b74b44d081b84b/test-manifest.yaml
2014-01-15 14:02:56.892 21688 TRACE root Traceback (most recent call last):
2014-01-15 14:02:56.892 21688 TRACE root File "/usr/local/lib/python2.7/dist-packages/muranorepository/api/utils.py", line 245, in create_or_update_service
2014-01-15 14:02:56.892 21688 TRACE root with open(path_to_manifest, 'w') as service_manifest:
2014-01-15 14:02:56.892 21688 TRACE root IOError: [Errno 2] No such file or directory: u'/tmp/muranorepository-data/service_definitions/72239681556748a3b9b74b44d081b84b/test-manifest.yaml'
2014-01-15 14:02:56.892 21688 TRACE root
2014-01-15 14:02:56.893 21688 ERROR root [-] Error while cleaning cache
2014-01-15 14:02:56.893 21688 TRACE root Traceback (most recent call last):
2014-01-15 14:02:56.893 21688 TRACE root File "/usr/local/lib/python2.7/dist-packages/muranorepository/api/utils.py", line 29, in reset_cache
2014-01-15 14:02:56.893 21688 TRACE root os.mkdir(cache_dir)
2014-01-15 14:02:56.893 21688 TRACE root OSError: [Errno 2] No such file or directory: '/tmp/muranorepository-data/cache/72239681556748a3b9b74b44d081b84b'
2014-01-15 14:02:56.893 21688 TRACE root