Install Libreoffice4.4 64bit and remove Libreoffice4.3 with command line CLI in Mint 17 Mate, Ubuntu, Xubuntu

Install Libreoffice4.4 64bit and remove Libreoffice4.3 with command line CLI in Mint 17 Mate, Ubuntu, Xubuntu

Download directly with terminal, CLI command line:
$ cd ~/Downloads
$ wget http://mirrors.uniri.hr/tdf/libreoffice/stable/4.4.0/deb/x86_64/LibreOffice_4.4.0_Linux_x86-64_deb.tar.gz

Change to download Libreoffice4.4 file,
example change to /home/Downloads folder:
$ cd ~/Downloads

Unpack Libreoffice4.4:
$ tar zxvf LibreOffice_4.4.0_Linux_x86-64_deb.tar.gz

Change to folder where you downloaded and unpack Libreoffice4.4 and install:
$ cd ~/Downloads/LibreOffice_4.4.0.3_Linux_x86-64_deb/DEBS
$ sudo dpkg -i *.deb

Remove old version Libreoffice4.3:
$ sudo apt-get remove libreoffice4.3-debian-menus
$ sudo apt-get remove libreoffice4.3-ure:i386
$ sudo apt-get remove libreoffice4.3:i386

After installing Libreoffice 4.4 restart restart x-server Mint 17.1:
$ sudo service mdm stop
$ sudo service mdm start