Prolific Watcher v0.0.3

• Convert to async/await. Closes #33.
• Do not build with Node.js 8 on Travis CI. See #33.
• Do not build with Node.js 6 on Travis CI. See #33 also.
• Build with Node.js 12 on Travis CI. See #33 also.
• Update description in README. See #32.
• Do not build with Node.js 4 on Travis CI.
• Update LICENSE for 2019.

Closes #1042.

Shuttle v25.0.0-alpha.0

• Update Shuttle to use new Queue. Closes #1037.
• Use unref on shuttle socket. Closes #1018.
• Single entry for processor version update. See #1023.
• Remove dependency on Prolific Chunk.

Closes #1043.

Prolific Consolidator v11.0.0-alpha.0

• Prolific Consolidator consolidates JSON. Closes #1022.
• Rename unit test to have .test.js suffix. See #1022 also.

Closes #1044.