Support table/figure link styles for PDF #1267
Initialize Ivy on compilation initialization #1615
Add logging to merging
Add missing keyref processing to copy-to targets
Document dita command
Remove legacy PDF from default distributions #1616
Document dita command
Remove obsolete documentation
Fix processing images for XML images #1247
Remove redundant chunk file infos

When a topic becomes redundant, remove file info from job configuration.
The actual file was already being deleted.
Remove active flag from job configuration

The active flag is only used by chunking to mark files that are no
longer relevant. A more simple way to do this is to remove the job info
entry completely.
Change dita command syntax #1506
Fix conref domain validation

Refactor conref XSLT for better XSLT 2.0 feature usage.
Refactor conref XSLT stylesheet
Fix documentations syntax bug
Refactor conref XSLT for better variable names
Improve documentation
Merge remote-tracking branch 'robander/feature/1267' into develop
Update documentation
Refactor copy-to processing

When using a StreamResult(File) in filter processing on Windows, the
output file was left with an open stream. Using a manually closable
output stream fixes this issue.