Remove drop and update the event content formats#29158

Merged

cmsbuild merged 3 commits intocms-sw:masterfrom jeongeun:eventcontentformat

Mar 11, 2020

+109-173

Commits on Mar 5, 2020

eventcontent format update
jeongeun
committed

Commits on Mar 10, 2020

update eventcontent formats
jeongeun
committed

Commits on Mar 11, 2020

minor update extend before the Modifier
jeongeun
committed