Switch to $watchCollection to resolve the issue of chart not updating when length of series stays the same.
Switch to $watchCollection to resolve the issue of chart not updating when length of series stays the same.

useabode/redash,chriszs/redash,crowdworks/redash,stefanseifert/redash,akariv/redash,vishesh92/redash,ninneko/redash,EverlyWell/redash,guaguadev/redash,getredash/redash,hudl/redash,rockwotj/redash,44px/redash,stefanseifert/redash,44px/redash,easytaxibr/redash,akariv/redash,jmvasquez/redashtest,pubnative/redash,M32Media/redash,alexanderlz/redash,stefanseifert/redash,rockwotj/redash,jmvasquez/redashtest,moritz9/redash,crowdworks/redash,imsally/redash,hudl/redash,moritz9/redash,denisov-vlad/redash,useabode/redash,getredash/redash,hudl/redash,denisov-vlad/redash,akariv/redash,M32Media/redash,pubnative/redash,imsally/redash,guaguadev/redash,M32Media/redash,useabode/redash,stefanseifert/redash,getredash/redash,easytaxibr/redash,useabode/redash,rockwotj/redash,rockwotj/redash,ninneko/redash,amino-data/redash,jmvasquez/redashtest,ninneko/redash,44px/redash,pubnative/redash,amino-data/redash,moritz9/redash,getredash/redash,akariv/redash,44px/redash,chriszs/redash,stefanseifert/redash,imsally/redash,denisov-vlad/redash,chriszs/redash,easytaxibr/redash,akariv/redash,M32Media/redash,getredash/redash,alexanderlz/redash,pubnative/redash,denisov-vlad/redash,EverlyWell/redash,vishesh92/redash,EverlyWell/redash,vishesh92/redash,ninneko/redash,guaguadev/redash,vishesh92/redash,crowdworks/redash,amino-data/redash,amino-data/redash,easytaxibr/redash,easytaxibr/redash,moritz9/redash,jmvasquez/redashtest,guaguadev/redash,jmvasquez/redashtest,ninneko/redash,imsally/redash,EverlyWell/redash,guaguadev/redash,alexanderlz/redash,alexanderlz/redash,denisov-vlad/redash,crowdworks/redash,pubnative/redash,hudl/redash,chriszs/redash