fix: Update package.json (#102)

fix: Update package-lock.json

Merge pull request #97 from watson-developer-cloud/fix-travis

fix: Update engines to use Node 8

feat: Added support for workspace option/buttons (#95)

* added IAM API support

* Minor formatting of readme

* removed comments

* Update .env assistant url

* Update readme to the same as assistant simple, as there is no difference in configuring these two demos

* Minor update

* Added gif demo

* Added gif demo

* Removed if else to create Assistant object as it not required as SDK searchs for environmental variables

* Added comment to Assistant constructor

* Added a little extra info in the README for credentials automaticaly being localed in the .env file

* Small correction

* Small correction

* Added options/buttons to chat area

* Removed a console.log

* Minor changes

* Added .ibm-project to .gitignore

* Delete .ibm-project

* fixed conflict

Merge pull request #94 from watson-developer-cloud/updates

feat: Add IAM support