Prevent the addition of .pijul to the repository

Dependencies

• [2] 4VWXL6KQ Correct handling of ignore files
• [3] XTMYHJZL Changing the default filters for ignored files
• [4] CCLLB7OI Upgrading to Sanakirja 0.15 + version bump
• [5] SXEYMYF7 Fixing the bad changes in history (unfortunately, by rebooting).
• [6] 4OCC6D42 Recursive add
• [7] OJZWJUF2 MUCH faster `pijul add -r`

Change contents

• replacement in pijul/src/commands/file_operations.rs at line 113
  [2.226]→[2.226:461](∅→∅),[2.461]→[4.208:222](∅→∅),[4.208]→[4.208:222](∅→∅)
  − if self.paths.len() > 1

  − && !libpijul::working_copy::filesystem::filter_ignore(

  − repo_path.as_ref(),

  − path.as_ref(),

  − meta.is_dir(),

  − )

  − {
  [2.226]

  [4.222]
  + if !libpijul::working_copy::filesystem::filter_ignore(

  + repo_path.as_ref(),

  + path.as_ref(),

  + meta.is_dir(),

  + ) {
• edit in libpijul/src/working_copy/filesystem.rs at line 19
  [2.1239]

  [2.1239]
  + ignore.add_line(None, crate::DOT_DIR).unwrap();
• replacement in libpijul/src/working_copy/filesystem.rs at line 154
  [4.1195]→[3.0:77](∅→∅)
  − walk.ignore(true).git_ignore(true).threads(threads - 1);
  [4.1195]

  [4.1291]
  + walk.ignore(true)

  + .git_ignore(true)

  + .filter_entry(|p| p.file_name() != crate::DOT_DIR)

  + .threads(threads - 1);