Fix bug with win_friendly_path on Chef 14

Fixed bugs:

• #32 Bug: NoMethodError: undefined method `win_friendly_path'

Release v3.0.0

New features:

• #27 Add support for deployment groups

Add Chef 14 support

#29 added Chef 14 support

Release v2.0.3

• Be able to use any version of seven_zip greater or equal to 2.0

Update URLs to the new format

Use vstsagentpackage.azureedge.net instead of github as a source for vsts-agent binaries

Set username and password properly. Don't convert envvars to string

Bug fix

Refactor lwrp into new style custom resources

This release to address #13 and make code cleaner.
Release introduced some non-backward compatible changes related to how resource store intermediate state.

Fix issues after previous PR

Previous release introduced several bugs and this release fixed them:

• Incorrect handle of empty value for command line arguments (#11)
• Incorrect way to set node attributes (#12)
• Windows service password wasn't set due to typo (#12)

URL validation, improve macOS testing and testing guide

• Add URL validation for VSTS_URL variable
• Update soon-to-be deprecated node attributes from node.set to node.default
• Use homebrew for installing openssl on macOS

Chef 13 support & Improvements

• Fix issue preventing to run a cookbook on Chef client version 13
• Fix rubocop and foodcritic issues
• Set autodeployment to supermarket from tags