Please update dependencies (npm audit)

[Romick2005]

Results from npm audit.

=== npm audit security report ===

                                 Manual Review
             Some vulnerabilities require your attention to resolve

          Visit https://go.npm.me/audit-guide for additional guidance

  Moderate        Memory Exposure
  Package         tunnel-agent
  Patched in      >=0.6.0
  Dependency of   wkhtmltopdf-installer
  Path            wkhtmltopdf-installer > bin-wrapper > download > caw >
                  tunnel-agent
  More info       https://nodesecurity.io/advisories/598
  Low             Regular Expression Denial of Service
  Package         braces
  Patched in      >=2.3.1
  Dependency of   wkhtmltopdf-installer
  Path            wkhtmltopdf-installer > bin-wrapper > download >
                  gulp-decompress > decompress > vinyl-fs > glob-stream >
                  micromatch > braces
  More info       https://nodesecurity.io/advisories/786
  Low             Regular Expression Denial of Service
  Package         braces
  Patched in      >=2.3.1
  Dependency of   wkhtmltopdf-installer
  Path            wkhtmltopdf-installer > bin-wrapper > download > vinyl-fs >
                  glob-stream > micromatch > braces
  More info       https://nodesecurity.io/advisories/786

found 3 vulnerabilities (2 low, 1 moderate) in 16337 scanned packages
  3 vulnerabilities require manual review. See the full report for details.