Use colour profile from RawTherapee

Converted using dcp2icc <http://sourceforge.net/projects/dcp2icc/>.
End escaped printing with a newline

Avoids messing with the prompt.
Use high quality previews
Fix exit code being overridden by `tput`

See <https://unix.stackexchange.com/questions/153102/how-to-start-xterm-with-prompt-at-the-bottom#comment252295_153121>.