Update tools.rst
just notify pycsw in irc for now [ci skip]
fix path to favicon [ci skip]
fix ISO parsing to support gmd:distributorTransferOptions (#238)
fix ISO parsing to support gmd:distributorTransferOptions (#238)
add test file
add test
fix test output
Merge pull request #239 from tomkralidis/issue-238

support more ISO links (#238)