Need to use the OutputStream, not the Writer;  seen issues when filter chain writes to both
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
CF-23: filter that converts atom xml to json
Merge pull request #16 from shintasmith/CF-23_xml2json

CF-23: added a filter that converts XML to JSON