Redshift: added new derived_contexts field (closes #784)
Redshift: added new derived_contexts field (closes #784)

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