Update gnome-calculator to 3.12.3


git-svn-id: svn://creme-brulee.marcuscom.com/ports/trunk@19738 df743ca5-7f9a-e211-a948-0013205c9059
Update metacity to 3.12.0. Remove two unneeded patches. No need
to bump any other port, only gnome3 uses it as run depends.


git-svn-id: svn://creme-brulee.marcuscom.com/ports/trunk@19739 df743ca5-7f9a-e211-a948-0013205c9059