Unify since API doc tags #252
Description
In the past we made a mistake of associating @since tags with CKEditor 4 version rather than Accessibility Checker itself.
It should be changed, so it refers to the actual AC version.
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In the past we made a mistake of associating @since tags with CKEditor 4 version rather than Accessibility Checker itself.
It should be changed, so it refers to the actual AC version.