Mammoth

* Parse paragraph indents.

* Read part paths using relationships. This improves support for documents
created by Word Online.

* Add style mapping for small caps.

* Add style mapping for tables.

* Read children of v:group elements.

* Read w:noBreakHyphen elements as non-breaking hyphen characters.

* Extract the default data URI image converter to the images module.

* Add anchor on hyperlinks as fragment if present.

* Convert target frames on hyperlinks to targets on anchors.

* Detect header rows in tables and convert to thead > tr > th.

* Handle complex fields that do not have a "separate" fldChar.