Pierre-Arthur MATHIEU da9cbb1968 Using a smarter way to get freezer-api URL
By priority:
    - Getting it from the FREEZER_API_URL parameter in the enabled file
    - Getting it from keystone with the provided endpoint type
    - Getting it from keystone with the 'internal' endpoint type
    - Getting it from keystone with the 'public' endpoint type

Resolves bug: 1541933

Change-Id: I7c369ca192f9c3acf551270382abb2bf231abb38
2016-02-04 16:53:33 +00:00
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