ubunut 14.04'de mate yüklemek

https://launchpad.net/~ubuntu-mate-dev/+archive/ubuntu/trusty-mate

PPA description

These MATE 1.8.1 packages for *only* Ubuntu Trusty, they have been side ported from Debian.
In order to correctly install and configure MATE 1.8.1 on Ubuntu Trusty you will also need to add the following PPA:
  * ppa:ubuntu-mate-dev/ppa
Open a terminal complete the following steps to enable the appropriate PPAs and install MATE 1.8.1 on Ubuntu Trusty.
    sudo apt-add-repository ppa:ubuntu-mate-dev/ppa
    sudo apt-add-repository ppa:ubuntu-mate-dev/trusty-mate
    sudo apt-get update
    sudo apt-get upgrade
    sudo apt-get install --no-install-recommends ubuntu-mate-core ubuntu-mate-desktop