version 1.4.4

• fix bugs
  • #456, #466 : related code W504/3 (Thanks @asottile )
  • #463, #464 : related code W504 (Thanks @bagerard )
  • #461, #467 : related code E402 (Thanks @Hanaasagi )
• Improved
  • #457 : Don't write the file unless there are changes (Thanks @asottile )
  • #478 : update configuration documentation (Thanks @Ch00k )