closes #749, #750
closes #749, #750

crowdresearch/daemo,crowdresearch/daemo,shirishgoyal/crowdsource-platform,crowdresearch/crowdsource-platform,crowdresearch/daemo,crowdresearch/crowdsource-platform,crowdresearch/crowdsource-platform,shirishgoyal/crowdsource-platform,shirishgoyal/crowdsource-platform,crowdresearch/daemo,shirishgoyal/crowdsource-platform,crowdresearch/crowdsource-platform