v1.9.0

special characters in file names

Bugfixes:
- don't crash when trying to open the details view if one of the file names contains a special character
  commit d8da88ebdfe4954bbf2a8d570d0a4b3048f040fa
- skip assert_git_repo with --no-index
  commit 02ec6efc202af88b4c5842b8682bc32e0b2de233

New features:
- decode special characters in file names
  commit 3f69afb973f44e5aadde4be1eac5194b044f88f7
  commit 37af0aed9e2e40a52c4543ece3af366c7bd31420