added combined schema doc 'retailops-channel-integration-api.json'
added combined schema doc 'retailops-channel-integration-api.json'

senseijack/retailops-sdk,gudTECH/retailops-sdk,gudTECH/retailops-sdk,senseijack/retailops-sdk,gudTECH/retailops-sdk,senseijack/retailops-sdk,senseijack/retailops-sdk,gudTECH/retailops-sdk