Minor fixes for table structure actions button row

Signed-off-by: J.M <phpMyAdmin@ZweiSteinSoft.de>
Add missing * in phpdoc comment

PMA_getTablePrivsQueriesForChangeOrCopyUser() function

Signed-off-by: J.M <phpMyAdmin@ZweiSteinSoft.de>
Correct typo in phpdoc comment

PMA_getHtmlToDisplayPrivilegesTable() function

Signed-off-by: J.M <phpMyAdmin@ZweiSteinSoft.de>
[interface] Break "Edit privileges" with sub-menus

Signed-off-by: J.M <phpMyAdmin@ZweiSteinSoft.de>
Add ChangeLog entry for rfe #1472

Signed-off-by: J.M <phpMyAdmin@ZweiSteinSoft.de>
Finish 1472-edit-privileges-submenu