1.10.0

CHANGES:

• Bump OCaml lower bound to 4.11 (#343, @NathanReb)
• Add explicit support for effect syntax (#342, @NathanReb)
• Remove support for legacy camlp4 extensions that was causing misidentation of
  code using some predefined identifiers (TEST, BENCH, IFDEF)
  (#345, @NathanReb)
• Add support for starred style comments (#347, @NathanReb)
• Add explicit support for labeled tuples syntax (#349, @NathanReb)
• Fix strict_with so it applies to extensible variant types in the
  same way it applies to variant types (#350, @NathanReb)
• Fix a bug where - would be rejected as ocp-indent input argument
  instead of being interpreted as stdin (#351, @NathanReb)
• Update to cmdliner 2 and install completion scripts for common shells
  (#351, @NathanReb)
• Add explicit support for external types (#353, @NathanReb)
• Add explicit support for new 5.5 let in constructs: let type, let external, let class (#354, @NathanReb)
• Add --strict flag to make warnings fatal and parsing stricter
  (#356, @NathanReb)
• Add --check flag and corresponding check mode which does not print
  indented version but instead succeed if the input is already correctly
  indented and fails otherwise. (#357, @NathanReb)
• Add ?filename argument to Nstream functions to allow properly
  setting the filename for parsing errors. (#357, @NathanReb)