Install GIMP 2.7.3 in Ubuntu

GIMP 2.7.3 can be downloaded as source at the official GIMP website. Ubuntu 9.10 through 11.04 users can install this latest release from Matt Walker’s GIMP PPA. This PPA is not provided by GIMP and should be considered unstable. To install add ’ppa:matthaeus123/mrw-gimp-svn’ to your Software Sources. Following this either update and upgrade your existing GIMP installation, or update and install GIMP via the Ubuntu Software Centre.