Merge pull request #80 from kaltura/IX-9.0.0-sphinx-json

Ix 9.0.0 sphinx json
Merge pull request #85 from kaltura/IX-9.0.0-sphinx-json

Updated the metadata change to both kuser and category.
Merge pull request #93 from kaltura/IX-9.0.0-sphinx-json

#plat-50: Added populate script
Merge pull request #166 from kaltura/IX-9.1.0-sphinx-json-2

Ix 9.1.0 sphinx json 2