Enable maximize and minimize buttons next to close button in titlebar in Fedora 18

Issue the command:

gsettings set org.gnome.shell.overrides button-layout ':minimize,maximize,close'

Bring close button to the left:

gsettings set org.gnome.shell.overrides button-layout ':close,minimize,maximize'

Remove close button entirely:
 
gsettings set org.gnome.shell.overrides button-layout ':minimize,maximize'