Fix issue if pkginfo description is not present.
Fix issue if pkginfo description is not present.

git-svn-id: 179f801c39edcd6a648b1b5a6e39de1c7ff766c7@109 368532df-a33e-f994-cbfd-937b2e4ba68d

googlearchive/simian,alexandregz/simian,sillywilly42/simian,googlearchive/simian,selfcommit/simian,frlen/simian,selfcommit/simian,sillywilly42/simian,frlen/simian,sillywilly42/simian,alexandregz/simian,googlearchive/simian,googlearchive/simian,frlen/simian,alexandregz/simian,selfcommit/simian,sillywilly42/simian,alexandregz/simian,selfcommit/simian,frlen/simian