cf: allow user to run make in cf/ directory

Users often forget to change the directory after editing files in
source directory.  To allow make in that directory makes data
management a little bit smoother.

Signed-off-by: Sami Kerola <sami.kerola@sabre.com>
docs: make the README file not to wrap

A standard terminal is 80 characters wide.

Signed-off-by: Sami Kerola <sami.kerola@sabre.com>