Drive-by fix of a couple of notices
Reformat the BleedingEdge model
Better conversion of folder to alias (slug)
Reformatting the code in the BleedingEdgeDiff plugin
Close #52 and ref #51, ref changelog entry # [LOW] The Bleeding Edge maturity plugin was broken after applying "Bleeding edge releases with dots/spaces in the folder gave a 404 error"

Fixing both maturity plugin and dots/spaces in folder issues for BleedingEdge