CR-424620 - FF: When I save Thread in Introduction type I don't see message `Unit successfully updated` - replaced from `Unit successfully updated` to `Thread successfully updated`
CR-424620 - FF: When I save Thread in Introduction type I don't see message `Unit successfully updated`
- replaced from `Unit successfully updated` to `Thread successfully updated`

raccoongang/socraticqs2,cjlee112/socraticqs2,raccoongang/socraticqs2,raccoongang/socraticqs2,raccoongang/socraticqs2,cjlee112/socraticqs2,cjlee112/socraticqs2,cjlee112/socraticqs2