new('Targetted Bindings'): new implementation of ViewBindings that are targetted and crazy efficient
fix(cell/opts/ViewBindings): __.each(->,View) wasn't rendering
chore(View): Merge ViewBindings into View

new(Collection.pipe): transformation pipeline
new(Collection.filterBy): filters contained models that match
fix: remove debuggers
test(cell/util/spy): test Collection.filterBy() is spied on
new(cell/util/spy): More precise spying on Collections and Models of Collections

new(cell/Model): Models reference owning Collections