Support for Unleash API

Elaborate a comment in has environment scope

Fix specs

Complete test for unleash API

Add changelog

Fix coding offence

Fix coding offence

Fix ee specific line check

Fix MySQL problem

Fix typo

Improve comment

Fix spec location

Override active value with alias

Add test and feature flag

Add frozen string literal

Default enable true

Decouple default scope related things

Decouple FeatureFlagsFinder change

Fix unleash api app name handling

Add helper for feature flag tests

Reorder columns