Update botbuilder to the latest version 🚀

[greenkeeper[bot]]

The dependency botbuilder was updated from 3.15.0 to 4.0.6.

This version is not covered by your current version range.

If you don’t accept this pull request, your project will work just like it did before. However, you might be missing out on a bunch of new features, fixes and/or performance improvements from the dependency update.

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Your Greenkeeper bot :palm_tree:

[greenkeeper[bot]]

• The dependency botbuilder was updated from 3.15.0 to 4.0.8.

Update to this version instead 🚀

[greenkeeper[bot]]

• The dependency botbuilder was updated from 3.15.0 to 4.1.3.

Update to this version instead 🚀

[greenkeeper[bot]]

• The dependency botbuilder was updated from 3.15.0 to 4.1.5.

Update to this version instead 🚀

Release Notes for Bot Framework Protocol Updates and Government Datacenter Support

The 4.1.5 release incorporates changes to the Bot Framework to support activity
PR #601

• duration
• localtimeszone
• HistoryAPI
• TokenService

Authentication in the US Government data centers has also been added.

[greenkeeper[bot]]

• The dependency botbuilder was updated from 3.15.0 to 4.1.6.

Update to this version instead 🚀

[greenkeeper[bot]]

• The dependency botbuilder was updated from 3.15.0 to 4.1.7.

Update to this version instead 🚀