bump hotfix version to allow gems to use any jekyll version and to us…

…e webrick in runtime rather than only in dev

bump version to 5.0.0

bump version to 4.1.0

release gem version 4.0.1 to hotfix staticman UI

release gem version 4.0.0

update gem to 3.0.0

upgrade gem to 2.3.0

upgrade gem to 2.2.0; all work is now complete

attempt to add all gem requirements to master