Make das-headers mantatory in JSON format, keep das-headers option for backward compatibility
Update
Fixed records DAS query
ajax origins made configurable
Merge branch 'master' of git://github.com/dmwm/DAS into upmaster
Merge branch 'upmaster' into kwd-search-clean-no-autocompl
Merge branch 'kwd-search-clean-no-autocompl' of github.com:vidma/DAS into vidma-kwd-search-clean-no-autocompl