Schemas: added JSON Schema and tests for website's page_context (#768)
Schemas: added JSON Schema and tests for website's page_context (#768)

yonglehou/snowplow,krahman/snowplow,atotech/snowplow,waysay/snowplow,danwald/snowplow,digitized-io/snowplow,nakulgan/snowplow,TimothyKlim/snowplow,Propertyfinder/snowplow,MicBrain/snowplow,chuwy/snowplow-ci,digitized-io/snowplow,guardian/snowplow,ClaraVista-IT/snowplow,RajeshHegde/snowplow,atotech/snowplow,janeefting/snowplow,haensel-ams/snowplow,rogervaas/snowplow,liveintent-berlin/snowplow,snowplow/snowplow,waysay/snowplow,digitized-io/snowplow,RetentionGrid/snowplow,krahman/snowplow,conversionlogic/snowplow,Propertyfinder/snowplow,wesley1001/snowplow,thebeansgroup/snowplow,haensel-ams/snowplow,paulhendricks/snowplow,simplybusiness/snowplow-fork,artsy/snowplow,yeghishe/snowplow,mdavid/lessig-bigdata,jramos/snowplow,paulhendricks/snowplow,guardian/snowplow,thebeansgroup/snowplow,aldemirenes/snowplow,Propertyfinder/snowplow,RajeshHegde/snowplow,MicBrain/snowplow,sspinc/snowplow,RetentionGrid/snowplow,aldemirenes/snowplow,waysay/snowplow,jramos/snowplow,haensel-ams/snowplow,haensel-ams/snowplow,diamondo25/snowplow,krahman/snowplow,snowplow/snowplow,AliciaJackson/snowplow,artsy/snowplow,acgray/snowplow,AliciaJackson/snowplow,acgray/snowplow,simplybusiness/snowplow-fork,nakulgan/snowplow,nakulgan/snowplow,bigdecisions/snowplow,rogervaas/snowplow,ecoron/snowplow,yeghishe/snowplow,RetentionGrid/snowplow,wesley1001/snowplow,aldemirenes/snowplow,waysay/snowplow,aldemirenes/snowplow,ecoron/snowplow,nakulgan/snowplow,haensel-ams/snowplow,sspinc/snowplow,yonglehou/snowplow,TimothyKlim/snowplow,krahman/snowplow,RajeshHegde/snowplow,nakulgan/snowplow,waysay/snowplow,RajeshHegde/snowplow,RajeshHegde/snowplow,mdavid/lessig-bigdata,AliciaJackson/snowplow,yonglehou/snowplow,paulhendricks/snowplow,chuwy/snowplow-ci,ecoron/snowplow,chuwy/snowplow-ci,yeghishe/snowplow,diamondo25/snowplow,atotech/snowplow,acgray/snowplow,MicBrain/snowplow,MicBrain/snowplow,atotech/snowplow,simplybusiness/snowplow-fork,rogervaas/snowplow,janeefting/snowplow,Propertyfinder/snowplow,sspinc/snowplow,mdavid/lessig-bigdata,conversionlogic/snowplow,TimothyKlim/snowplow,mdavid/lessig-bigdata,ClaraVista-IT/snowplow,yeghishe/snowplow,diamondo25/snowplow,polarBearGit/snowplow,jramos/snowplow,liveintent-berlin/snowplow,danwald/snowplow,danwald/snowplow,snowplow/snowplow,AliciaJackson/snowplow,danwald/snowplow,rogervaas/snowplow,atotech/snowplow,RetentionGrid/snowplow,sspinc/snowplow,yonglehou/snowplow,janeefting/snowplow,guardian/snowplow,RetentionGrid/snowplow,wesley1001/snowplow,digitized-io/snowplow,nakulgan/snowplow,janeefting/snowplow,danwald/snowplow,acgray/snowplow,wesley1001/snowplow,ClaraVista-IT/snowplow,AliciaJackson/snowplow,simplybusiness/snowplow-fork,RajeshHegde/snowplow,artsy/snowplow,MicBrain/snowplow,bigdecisions/snowplow,TimothyKlim/snowplow,yeghishe/snowplow,haensel-ams/snowplow,artsy/snowplow,ClaraVista-IT/snowplow,conversionlogic/snowplow,polarBearGit/snowplow,yonglehou/snowplow,aldemirenes/snowplow,sspinc/snowplow,aldemirenes/snowplow,diamondo25/snowplow,jramos/snowplow,acgray/snowplow,Propertyfinder/snowplow,polarBearGit/snowplow,simplybusiness/snowplow-fork,conversionlogic/snowplow,artsy/snowplow,bigdecisions/snowplow,chuwy/snowplow-ci,ecoron/snowplow,thebeansgroup/snowplow,thebeansgroup/snowplow,snowplow/snowplow,paulhendricks/snowplow,Propertyfinder/snowplow,thebeansgroup/snowplow,liveintent-berlin/snowplow,janeefting/snowplow,acgray/snowplow,diamondo25/snowplow,liveintent-berlin/snowplow,liveintent-berlin/snowplow,simplybusiness/snowplow-fork,atotech/snowplow,chuwy/snowplow-ci,ecoron/snowplow,bigdecisions/snowplow,polarBearGit/snowplow,mdavid/lessig-bigdata,sspinc/snowplow,polarBearGit/snowplow,bigdecisions/snowplow,liveintent-berlin/snowplow,conversionlogic/snowplow,bigdecisions/snowplow,rogervaas/snowplow,TimothyKlim/snowplow,jramos/snowplow,guardian/snowplow,paulhendricks/snowplow,chuwy/snowplow-ci,wesley1001/snowplow,digitized-io/snowplow,ClaraVista-IT/snowplow