Add event columns into customview

It's not possible to select Events columns to calendar list view. Add Event columns to list custom view definition

@its4you Please clarify me on this note.

• During list creation from list-view we can see that event fields are getting listed See
• Do you mean this fix for Manage columns from list-view See

@uma.s YES, "Do you mean this fix for Manage columns from list-view" don't work correct for Event fileds.

@its4you Ok, Thanks! for the update. I will analyze on this note.

Status changed to merged

mentioned in commit 07fb2af6