Added IOT-304 to CHANGELOG.md
Added IOT-304 to CHANGELOG.md

Added IOT-304 to CHANGELOG.md
hmcl/Streams,hortonworks/streamline,hortonworks/streamline,hmcl/Streams,hortonworks/streamline,hmcl/Streams,hortonworks/streamline,hortonworks/streamline,hmcl/Streams,hmcl/Streams