• Use active compilation profile (see #97)
• Support byte-based predicates for stdout, stderr (see #87)
• Fn predicates via the statisfies function (see #87)
• Reduce deps by switching from skeptic to docmatic

Yanked, see v0.6.0

Failed upload to crates.io, see 0.6.0

• Assert::with_env for setting environment variables

• Support writing to stdin

• Show stdout/stderr on exit code failures
• Show expected/got strings for output assertions
• Show more context on failure.

• Reduce unnecesary rebuilds due to skeptic.

• Changing output asserts
  • .prints -> .stdout().contains
  • .prints_exactly -> .stdout().is
  • .prints_error -> .stderr().contains
  • .prints_error_exactly -> .stderr().is
• Add negative output assertions
  • .stdout().isnt
  • .stdout().doesnt_contain
• Output assertions are now anded together rather than replacing each
  other.

• Return output information from assert calls.

• Added non-output versions of assert_cli functions and macro