18264 - publish the filemgr agent using Jenkins

Restore the failure state when attempting to delete a file that does not
exist, this is the correct behavior

Change version to semver and license to Fedora shortname

Add mcollective version requires and a few small tweaks
18289 - Handle spaces in paths correctly

Jenkins jobs tend to have spaces in the path, which caused issues here where
the load path is munged and mapped. This commit escapes the path before joining
it with -I. It also escapes the lib, bin and path in the build_package method.
19219 - filemgr plugin usage is out of date

The usage information from 'mco filemgr --help' reflected ancient
mc-filemgr usage

this commit fixes that
maint: it is 2013