Better check for spaces in paths

Spaces are evil in paths. Print the path that contains a sapce.
Don't print computed paths, as they'rebased on provided paths,
and don't get space added into them.

 reporter_name="Yann E. MORIN"

 reporter_url="http://ymorin.is-a-geek.org/"

 reporter_comment="This toolchain is pre-configured to target the BeagleBoard: http://beagleboard.org/"