rename kidsinterest? to kids_interest?
move kids_interest? to private
add method "kids_friendly_source_system?"
add method articles_source?
reorganize order of method testing
consolidate before end to before {}
bump version
add tests for source systems: active net, awcamps, awcamps30, and articles
bump version to 1.3.0
Merge pull request #12 from activenetwork/a3-1589-add-articles-to-kids

A3 1589 add articles to kids