A few fixes in the documentation comments

Dependencies

• [2] M3VTIZCP Validate change before reset
• [3] YDKNUL6B Add `diff --short` that lists changes without showing them
• [4] 4H2XTVJ2 Fix some mistakes in the docs
• [5] L4JXJHWX pijul/*: reorganize imports and remove extern crate
• [6] TZVUNELW Documentation comments
• [7] 23LVKATN Use pager crate for log output
• [8] AEPEFS7O Write help for each argument
• [9] VQPAUKBQ channel switch as an alias to reset
• [10] 5HF7C67M push/pull: fixed "changes" arguments
• [11] Q4SVMHAE Removing --channel from the changes command
• [12] SXEYMYF7 Fixing the bad changes in history (unfortunately, by rebooting).

Change contents

• replacement in pijul/src/commands/upgrade.rs at line 12
  [5.93671]→[4.0:149](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.93671]

  [5.93671]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/unrecord.rs at line 11
  [5.95831]→[4.150:299](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.95831]

  [5.95831]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/reset.rs at line 12
  [5.97841]→[4.300:449](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.97841]

  [5.97841]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/reset.rs at line 15
  [5.326]→[5.624:671](∅→∅)
  − /// Reset the working copy to thid channel
  [5.326]

  [5.97906]
  + /// Reset the working copy to this channel, and change the current channel to this channel.
• replacement in pijul/src/commands/reset.rs at line 18
  [5.360]→[4.450:497](∅→∅)
  − /// Print this file to the standard output
  [5.360]

  [5.97965]
  + /// Print this file to the standard output, without modifying the repository (works for a single file only).
• edit in pijul/src/commands/reset.rs at line 21
  [5.384]→[4.498:566](∅→∅),[4.566]→[4.566:618](∅→∅),[4.618]→[5.98014:98043](∅→∅),[5.384]→[5.98014:98043](∅→∅),[5.816]→[5.98014:98043](∅→∅),[5.98014]→[5.98014:98043](∅→∅),[5.98043]→[5.385:417](∅→∅)
  − /// Apply these changes to the working copy after switching to

  − /// thid channel, but do not touch the prestine

  − #[clap(long = "change")]

  − pub change: Option<String>,
• edit in pijul/src/commands/reset.rs at line 41
  [5.98558]→[2.0:93](∅→∅),[2.93]→[5.98600:98655](∅→∅),[5.98600]→[5.98600:98655](∅→∅)
  − } else if let Some(ref chg) = self.change {

  − txn.hash_from_prefix(&chg)?;

  − txn.open_or_create_channel(&channel_name)?
• edit in pijul/src/commands/reset.rs at line 99
  [5.100716]→[5.100716:100907](∅→∅)
  − if let Some(ch) = self.change {

  − let (hash, _) = txn.hash_from_prefix(&ch)?;

  − txn.apply_change_rec(&repo.changes, &mut channel, hash)?

  − }
• replacement in pijul/src/commands/record.rs at line 31
  [5.102394]→[4.681:830](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.102394]

  [5.102394]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/pushpull.rs at line 18
  [5.111977]→[4.956:1105](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.111977]

  [5.111977]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/pushpull.rs at line 84
  [5.113567]→[4.1410:1559](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.113567]

  [5.113567]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/protocol.rs at line 20
  [5.123656]→[4.1816:1965](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.123656]

  [5.123656]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/log.rs at line 14
  [5.134600]→[4.1966:2115](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.134600]

  [5.134600]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/log.rs at line 23
  [5.134777]→[4.2116:2168](∅→∅)
  − /// Include state identifiers in the log output
  [5.134777]

  [5.134777]
  + /// Include state identifiers in the output
• replacement in pijul/src/commands/log.rs at line 26
  [5.134823]→[4.2169:2227](∅→∅)
  − /// Include full change discription in the log output
  [5.134823]

  [5.134823]
  + /// Include full change description in the output
• replacement in pijul/src/commands/init.rs at line 10
  [5.136669]→[5.3051:3122](∅→∅)
  − /// Initialize repository with this channel as the default channel
  [5.136669]

  [5.136669]
  + /// Set the name of the current channel (defaults to "main").
• replacement in pijul/src/commands/git.rs at line 17
  [5.137477]→[5.137477:137505](∅→∅)
  − #[clap(long = "stats")]
  [5.137477]

  [5.137505]
  + /// Process this path instead of the current directory, creating a Pijul repository if necessary.

  + pub repo_path: Option<PathBuf>,

  + /// Time the import, and output values to this file.

  + #[clap(long = "stats", setting = AppSettings::Hidden)]
• replacement in pijul/src/commands/git.rs at line 22
  [5.137533]→[5.137533:137602](∅→∅)
  − pub repo_path: Option<PathBuf>,

  − #[clap(default_value = "0")]
  [5.137533]

  [5.137602]
  + /// Check only the first n commits processed.

  + #[clap(default_value = "0", setting = AppSettings::Hidden)]
• replacement in pijul/src/commands/fork.rs at line 11
  [5.168042]→[4.2228:2377](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.168042]

  [5.168042]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/file_operations.rs at line 12
  [5.169248]→[4.2432:2581](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.169248]

  [5.169248]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/file_operations.rs at line 69
  [5.170782]→[4.2582:2731](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.170782]

  [5.170782]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/file_operations.rs at line 88
  [5.171231]→[4.2732:2881](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.171231]

  [5.171231]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/file_operations.rs at line 133
  [5.172540]→[4.2882:3031](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.172540]

  [5.172540]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• edit in pijul/src/commands/diff.rs at line 15
  [5.173780]

  [5.173780]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• edit in pijul/src/commands/diff.rs at line 18
  [5.173849]

  [5.173849]
  + /// Output the diff in JSON format instead of the default change text format.
• edit in pijul/src/commands/diff.rs at line 21
  [5.173896]

  [5.173896]
  + /// Compare with this channel.
• edit in pijul/src/commands/diff.rs at line 24
  [5.173959]

  [5.173959]
  + /// Add all the changes of this channel as dependencies (except changes implied transitively), instead of the minimal dependencies.
• edit in pijul/src/commands/diff.rs at line 27
  [5.174004]

  [3.0]
  + /// Show a short version of the diff.
• edit in pijul/src/commands/diff.rs at line 30
  [3.49]

  [5.174004]
  + /// Only diff those paths (files or directories). If missing, diff the entire repository.
• replacement in pijul/src/commands/credit.rs at line 15
  [5.178973]→[4.3032:3181](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.178973]

  [5.178973]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/clone.rs at line 21
  [5.183451]→[4.3212:3237](∅→∅)
  − /// clone this state
  [5.183451]

  [5.4860]
  + /// Clone this state
• replacement in pijul/src/commands/clone.rs at line 32
  [5.183770]→[4.3356:3399](∅→∅),[4.3399]→[5.5114:5179](∅→∅),[5.5114]→[5.5114:5179](∅→∅)
  − /// Path where to clone the repository

  − /// If not given, the name of the remote repsoitory is given
  [5.183770]

  [5.183770]
  + /// Path where to clone the repository.

  + /// If missing, the inferred name of the remote repository is used.
• replacement in pijul/src/commands/channel.rs at line 11
  [5.187058]→[4.3400:3549](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.187058]

  [5.187058]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• edit in pijul/src/commands/channel.rs at line 66
  [5.1624]→[5.1624:1658](∅→∅)
  − change: None,
• replacement in pijul/src/commands/archive.rs at line 12
  [5.191291]→[4.3550:3699](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.191291]

  [5.191291]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/apply.rs at line 13
  [5.194540]→[4.4016:4165](∅→∅)
  − /// Set the repository where this command should run Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
  [5.194540]

  [5.194540]
  + /// Set the repository where this command should run. Defaults to the first ancestor of the current directory that contains a `.pijul` directory.
• replacement in pijul/src/commands/apply.rs at line 19
  [5.194664]→[5.5985:6036](∅→∅)
  − /// Only apply the dependencies of this change
  [5.194664]

  [5.194664]
  + /// Only apply the dependencies of this change, not the change itself.
• replacement in pijul/src/commands/apply.rs at line 22
  [5.194717]→[5.6037:6080](∅→∅)
  − /// The change that need to be applied
  [5.194717]

  [5.194717]
  + /// The change that need to be applied. If this value is missing, read the change in text format on the standard input.