v0.4.2

• Feature: Forward compatibility with Stream v0.5
  (#26 by @clue)

• Improve test suite by removing AppVeyor and adding PHPUnit to require-dev
  (#27 and #28 by @clue)

v0.4.1

• Standalone component
• Test against PHP 7 and HHVM, report test coverage, AppVeyor tests
• Fix: Wait for stdout and stderr to close before watching for process exit
  (#18 by @mbonneau)

v0.3.0

Backwards compatibility release for Reach 0.3.x and PHP 5.3 (see #4).

v0.4.0

• Feature: Added ChildProcess to run async child processes within the event loop (@jmikola)