Added changelog entry for PRs #315,#317

Author: ResuBaka

CHANGELOG.md

@@ -9,6 +9,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 - Constant for Mailchimp subscription status - @KonstantinSoelch (#294)
 - mage2vs import now has optional `--generate-unique-url-keys` parameter which defaults to `false` to enable/disable the url key generation with name and id for categories - @rain2o (#232)
+- Added caching factory and action factory for the image endpoint. This
+  gives the possibility to use other services for caching or image
+  processing - @resubaka (#317, #315)
 
 ### Fixed
 - The `product.price_*` fields have been normalized with the backward compatibility support (see `config.tax.deprecatedPriceFieldsSupport` which is by default true) - @pkarw (#289)