Update empathy to 3.12.2. Remove the post-install target and convert
the options to the compact form.


git-svn-id: svn://creme-brulee.marcuscom.com/ports/trunk@19664 df743ca5-7f9a-e211-a948-0013205c9059
Update gnome-shell to 3.12.2.


git-svn-id: svn://creme-brulee.marcuscom.com/ports/trunk@19665 df743ca5-7f9a-e211-a948-0013205c9059
Update gnome-shell-extensions to 3.12.2.


git-svn-id: svn://creme-brulee.marcuscom.com/ports/trunk@19666 df743ca5-7f9a-e211-a948-0013205c9059
Update polari to 3.12.2.


git-svn-id: svn://creme-brulee.marcuscom.com/ports/trunk@19667 df743ca5-7f9a-e211-a948-0013205c9059
Update mutter to 3.12.2.


git-svn-id: svn://creme-brulee.marcuscom.com/ports/trunk@19668 df743ca5-7f9a-e211-a948-0013205c9059