4.1.0

• Allow configuring logging for makemigrations command and unify behaviour with lintmigrations (issue #207)
• Adapt --warnings-as-errors option to allow selecting some migration tests only (issue #201)
• Add sql_analyser option to makemigrations in order to specify the SQL analyser to use (issue #208)
• Make project_root_path and verbosity configurable from other setting source (issue #203)