Merge pull request ibmtjbot#168 from ibmtjbot/dev

Dev

Merge pull request ibmtjbot#126 from ibmtjbot/dev

Support for IAM authentication, new Tone Analyzer API

Merge pull request ibmtjbot#107 from ibmtjbot/dev

updating README with Quad9 DNS and Node.js 9.x

Merge pull request ibmtjbot#91 from ibmtjbot/refactor/assistant

Refactor/assistant

Merge pull request ibmtjbot#33 from ibmtjbot/bugfix/jw-cameraTest

Fixed camera test

Merge pull request #25 from ibmtjbot/release/jw-1.2.0

Release/jw 1.2.0

Merge pull request #19 from ibmtjbot/refactor/jw-cleanup

TJBotLib Release 1.1.0