Release 2.0.0

Added

• node 12 support
• DepShield & Snyk badges

Updated

• eslint@5.16.0
• eslint-config-prettier@4.3.0
• eslint-plugin-jsdoc@7.0.2
• eslint-plugin-node@9.1.0
• eslint-plugin-prettier@3.1.0
• snyk@1.167.2

Removed

• preinstall of grunt-cli (unneeded)
• node 6, 7 support