sphinx-maven-plugin-2.0.0

• Added skip option (@joschi)
• Updates:
  • Sphinx 1.7.2
  • sphinxcontrib-httpdomain 1.6.1
  • sphinxcontrib-plantuml 0.11
  • sphinx_bootstrap_theme 0.6.5
  • sphinx_rtd_theme 0.3.0
• Removed extensions:
  • sphinxcontrib-scala - seems unmaintained
• Use CPython 3.6 instead of Jython
  • See sphinx-binary for more information.