Fix terminal overflow-x

Targets #3.
Replace table-foo with flexbox.
Use new hongkong plugin
Add hongkong to build job
Whitespace, trigger new build
Merge branch 'develop' of github.com:asciidisco/nightlybuild.io into tito

* 'develop' of github.com:asciidisco/nightlybuild.io:
  Whitespace, trigger new build
  Add hongkong to build job
  Use new hongkong plugin
  Replace table-foo with flexbox.
  Fix terminal overflow-x