privat/nit — pull request #893 by jcbrinfo (2014-11-08 04:56:01+00:00)
Title:  nitdoc: Escape paths passed to the shell.

While investigating for a possible source of the recent Jenkins crashes when generating documentation, I found that Nitdoc was not escaping paths in its shell commands properly. So, this PR fix this mistake.

Signed-off-by: Jean-Christophe Beaupré