StripeColllectionAPIResource => StripeCollectionAPIResource (lll => ll)
Revert "StripeColllectionAPIResource => StripeCollectionAPIResource (lll => ll)"

This reverts commit 9b0bcf95cfa8e50f0d37fe48bf7e13d3301d74d9.

Not all changes were committed.
StripeColllectionAPIResource => StripeCollectionAPIResource (lll => ll)
Merge pull request #124 from michaelklishin/stripe_collection_api_resource_typo

StripeColllectionAPIResource => StripeCollectionAPIResource (lll => ll)