v0.9.71

• Added 'Disable background progress dialog' setting, #724
• Fixed multiple instances of daemon running on Windows
  using lockfile
• Fixed immediate updating of add/remove to/from library, #709
• Fixed settings changes often not showing immediately by
  clearing page caches only
• Fixed various IOError-related issues, #714
• Fixed unicode characters in translations with placeholders
  causing translation to fail, #725