Extra changes caried on for my plugin (job6)

these are the points we have discussed can be done asap for the ongoing project

1. can the purchase date be called trade date - OK
2. can this date be changed when admin edits the holding, right now if i edit this date on sold status it does not change - EDIT THE DATE JUST OR ANY EDIT?
3. when a holding is created or edited by admin, can there be a confirmation message in green somewhere -OK
4. set new email tab in holdings plugin new tab where send us a message goes too - OK
5. ok we can make to not shown none of plugins ( new or old ) ... but i think we can not make it to pick which plugin to shows
6. user holdings icon image not showing - We can show this
7. also the overlapping buttons

as discussed in conversation