mate-file-archiver: Remove gtk3 useflag and dependency

Doesn't build against gtk+3 newer than 3.0 so remove the useflag and dependency for now.
Merge pull request #12 from steev/master

Remove gtk3 useflag from mate-file-archiver
mate-terminal: Remove gtk3 useflag

Remove gtk3 useflag because it doesn't build with gtk+3 > 3.0
Merge pull request #13 from steev/master

Remove gtk3 useflag from mate-terminal
mate-notification-daemon: Remove gtk3 useflag.

The dependency already specifies gtk+2, not sure why the gtk3 useflag was still in there.
Merge pull request #14 from steev/master

Remove gtk3 useflag from mate-notification-daemon
mate-window-manager: Remove gtk3 useflag and dependencies.

Doesn't support gtk3 so remove useflag and the dependencies
Merge pull request #15 from steev/master

Remove gtk3 useflag from mate-window-manager
mate-document-viewer: Remove gtk3 useflag and dependency

Doesn't build with gtk3 enabled, so remove the useflag and dependency.
mate-session-manager: Remove gtk3 useflag and dependency

Doesn't build with the gtk3 useflag so remove it and the gtk3 dependency
Merge pull request #16 from steev/master

More gtk3 useflag removals
mate: Depend on virtual/notification-daemon

Because GNOME is a bit of a bully, we have to depend on the virtual because if you have gnome-fallback installed, you can not use another notification-daemon.

gnome-base/gnome-fallback-3.4.1 (>=x11-misc/notification-daemon-0.7)
Merge pull request #17 from steev/master

Fix the notification-daemon dependency in mate's metabuild.
mate: Fix LICENSE on meta packages
Merge pull request #18 from steev/master

Fix LICENSE variable for the meta ebuilds
mate-desktop: Bump and bump glib dependency

While the configure only requires 2.19, upstream suggests we depend on 2.34 otherwise when a user bumps to 2.34 they will need to rebuild mate-desktop due to the location of thumbnails changing.
Merge pull request #20 from steev/master

bump mate-desktop
[mate-base/mate-keyring] Backport patch that fixes Sabayon bug #3939
[mate-base/mate] Added 'extras' flag to ebuilds

This makes it so that a bare-minimum version of mate can be installed
more easily.
Merge pull request #24 from Lyude1337/master

Added a 'extras' flag to the mate meta-package