given a source folder and an array of link reports, it will return a list of files that are NOT declared in the link reports.
flex-source-inpsector inspect /path/to/flex-src linkreport_one.xml [...linkreport_n.xml]
read: https://github.com/radar/guides/blob/master/gem-development.md
rspec spec/flex-source-inspector_spec.rb
rake install
gem push (to sign in)
rake release