Updated readme.
Updated readme.

jdar/spree_admin_s3,AleksKaverin/spree_editor,elia/spree_editor,spree-contrib/spree_editor,spree-contrib/spree_editor,samsamai/spree_editor,samsamai/spree_editor,mysmallidea/spree_editor,jdar/spree_admin_s3,elia/spree_editor,mysmallidea/spree_editor,AleksKaverin/spree_editor,spree-contrib/spree_editor,AleksKaverin/spree_editor,mysmallidea/spree_editor,jdar/spree_admin_s3,elia/spree_editor