v1.1.0

Added

• find_duplicates_in_dirs can now exclude directories, through a new optional
  parameter exclude_dirs. See issue #10 .
• find_duplicates_in_dirs can now exclude files, through a new optional
  parameter exclude_files. See issue #15.
• find_duplicates_in_dirs can now follow symbolic links to subdirectories,
  through a new optional parameter follow_dirlinks. See issue #16 .

Changed

• Implement unit tests for indexing files with non-ASCII filenames, to make
  sure it works. See issue #9.

Fixed

• Fix possible breakage when files are deleted while they are being indexed.
  See issue #12 .