Cleaned up some docs.

Dependencies

• [2] 3K5KIVGX Cleaned up docs.
• [3] K5VHGRGG Add serialization.
• [4] YJVNXWNH minor
• [5] VDFODD2F Added line to BadIndent error.
• [6] 6ZJX2OQV First commit
• [7] QMBJ2BAZ Can now handle FromStr.

Change contents

• edit in src/lib.rs at line 16
  [3.19002]→[3.530:531](∅→∅)
  −
• replacement in src/lib.rs at line 17
  [3.532]→[3.532:728](∅→∅)
  − // There are three classes of behaviour, depending on whether the segment is the first, mid, or

  − // last, so we classify these on construction.

  − /// A KeyPath it used to follow keys into a keytree.
  [3.532]

  [3.728]
  + /// A `KeyPath` is used to follow keys into a keytree. Think of `KeyPath` as an iterator with a

  + /// double window looking into a (parent segment, child segment).
• edit in src/lib.rs at line 72
  [3.19318]

  [3.19318]
  + // A Token represents a parsed line of a keytree string. It contains a pointer to its `next`

  + // sibling. A `KeyValue` token contains a `Vec` of its children, the first value of the tuple is

  + // the child token's key. The second value is the tokens index in the `KeyTree` struct. The `line`

  + // field locates the error in the original keytree string and is passed on to errors.
• replacement in src/lib.rs at line 123
  [3.20896]→[2.94:168](∅→∅)
  − // Set the next iteration of the Token to a token with index token_i.
  [3.20896]

  [3.21156]
  + // Used for building the parsed keytree. Set the next iteration of the Token to a token with

  + // index token_i.
• edit in src/lib.rs at line 136
  [3.21456]

  [3.21456]
  + // Used for building the parsed keytree.
• edit in src/lib.rs at line 195
  [3.2785]→[3.22561:22562](∅→∅),[3.22561]→[3.22561:22562](∅→∅)
  −