editorial: identify pycsw
Merge pull request #47 from tomkralidis/master

editorial: identify pycsw
Update csw.rst
Update csw.py
[#52] Show dataset map correctly on all 2.x versions
[#52] Add class for link removed on 2.2
[#52] Add note about WMS urls for preview
Merge branch 'tomkralidis-master'