1.1.1

CHANGES:

• Fix $ jbuilder --dev (#1104, fixes #1103, @rgrinberg)

• Fix dune exec when --build-dir is set to an absolute path (#1105, fixes
  #1101, @rgrinberg)

• Fix duplicate profile argument in suggested command when an external library
  is missing (#1109, #1106, @emillon)

• -opaque wasn't correctly being added to modules without an interface.
  (#1108, fix #1107, @rgrinberg)

• Fix validation of library name fields and make sure this validation also
  applies when the name is derived from the public_name. (#1110, fix #1102,
  @rgrinberg)

• Fix a bug causing the toplevel env stanza in the workspace file to
  be ignored when at least one context had (merlin) (#1114, @diml)