v4.0.0

🚀 New

• Final v4 changes @ryanmitchell (#231)
• Remove respect_shopify_publish_status_and_dates config @ryanmitchell (#230)
• Move collection create/update/delete to its own webhook and job @ryanmitchell (#229)
• Create collections, taxonomies and asset containers programatically @ryanmitchell (#233)