D21411: YAML: only comments after spaces and other improvements/fixes

[Nibaldo González]

nibags edited the summary of this revision.

REPOSITORY
  R216 Syntax Highlighting

BRANCH
  improve-yaml

REVISION DETAIL
  https://phabricator.kde.org/D21411

To: nibags, dhaumann, cullmann, #framework_syntax_highlighting
Cc: kwrite-devel, kde-frameworks-devel, domson, michaelh, ngraham, bruns, 
demsking, cullmann, sars, dhaumann