message: changelog: 1.3.4
diff: +1.3.4 (2020-01-30)
  +==================
  +This is a small bug fix release that fixes a bug related to the scoping of
  +flags in a regex. Namely, before this fix, a regex like `((?i)a)b)` would
  +match `aB` despite the fact that `b` should not be matched case insensitively.
  +
  +Bug fixes:
  +
  +* [BUG #640](https://github.com/rust-lang/regex/issues/640):
  + Fix bug related to the scoping of flags in a regex.
  +
  +
  1.3.3 (2020-01-09)
  ==================
  This is a small maintenance release that upgrades the dependency on
  