Quick fix to cause PkgInfoCreator to succeed

As mentioned in issue #33
Dropbox.munki: use download recipe as parent
Dropbox.download: get the "full" installer

- fixes #35
Merge pull request #34 from arubdesu/VLC-pkg-fix

Quick fix to cause PkgInfoCreator to succeed
Remove %RECIPE_DIR%/ from PkgCreator->pkg_request->resources path so it would be properly searched for when this is a parent recipe.
Remove %RECIPE_DIR%/ from PkgCreator->pkg_request->resources path so it would be properly searched for when this is a parent recipe.
Explictly set owner, group and mode of Library/LaunchDaemons/com.github.autopkg.autopkgserver.plist