Note Docutils 0.15.x is compatible with Python versions 2.6, 2.7 and 3.3 to 3.5

* reStructuredText:

- Allow embedded colons in field list field names (before, tokens like ``:this:example:`` were considered ordinary text).

- Fixed a bug with the "trim" options of the "unicode" directive.

* languages: Added Korean (ko) mappings and latin.

* Several fixes to keep mor information on source in parsed elements, isolate documents roles from other documents parsed, smartquotes, table gets width and latex table multicolumn cells, ...

all the best engelbert