1.8.1

• Fix ReferenceError: robot is not defined crash by reverting to 1.7.0 behavior
  [GH-48]

1.8.0

• Remove unneeded dependencies and upgrade existing ones
• Format links properly with plaintext adapters
  [GH-44]
• Improve issue self-assignment and wiki event messages
  [GH-44]
• Use robot.logger instead of console
  [GH-42]

v1.7.0

• Reformat messages a bit for readability & strategically linkify
  [GH-34]