patch for showing custom skucollectionconfig. fixing bug where
filtergroups was used as a struct vs an array
updates for including and excluding product bundle filters. Supporting
new UI elements. Getting the $slatwall service to be able to detect
duplicate async calls by deferred promise key so it can cancel
outstanding request and use latest instead. Supporting canceling of
promises. adding loading SPINNY for pending filter searches and delaying
type ahead
Merge branch 'develop-4' of https://github.com/ten24/Slatwall into feature-4-collections
removing unused variables
correcting missing scope item
Merge pull request #2566 from ten24/feature-4-collections

Feature 4 collections