Inline DitaWriter and separate content handlers
Make filters reusable in debug-filter module
Remove redundant job configuration update
Generate copy-to attributes for duplicate topicrefs #1761
Add bold font weight to `wintitle` for HTML output

Fixes #1751
Remove units from zero values to fix lint warnings

Zero values don't need units
Remove redundant border properties

Duplicate properties were set, but last entry (`hidden`) wins by virtue of both order & precedence

See http://www.w3.org/TR/CSS2/tables.html#border-conflict-resolution
In the collapsing border model, `hidden` has the highest priority: if any other conflicting border is set, it won't be displayed.
Fix href normalization bug
Merge pull request #1763 from infotexture/feature/bold-wintitle

Bold wintitle in HTML and clean CSS #1751
Refactor attribute processing in list generation
Clean list reader
Remove support for magic DITA-foreign type
Clean constants and variable types
Include Saxon in standard package and remove H2D plugin
Normalize whitespace in glossary term tooltip #1759
Add XSLT datatypes
Remove conkeyref processing from debug-filter and keep in keyref

The processing filter was uses in both but should only be in keyref.
Fix dlentry and dl id attribute generation #1765
Clean and reorganise list generator code
Move cmd processing to task stylesheet