- update to version 0.16
- BibTeX .bib and .bst parsers were completely rewritten; they
are now much faster and more BibTeX-compatible
- syntax errors and undefined strings in .bib files now result in
warnings instead of errors, like in BibTeX
- unused entries in .bib files are now skipped, like in BibTeX
- the case of entry keys is now preserved (in previous versions
they were converted to lowercase)
- pythonic style engine now supports sorting
- pythonic style engine: fixed nested optional() blocks
- fixed parsing of some names with a Last part but no von part
- fixed processing of brace-level-one "special characters" in
purify$ BibTeX built-in function
- added proper error messages on encoding errors in .bib files
- the default encoding is now UTF-8 on all platforms
- pybtex-convert now preserves the order of entries in BibTeX and
BibTeXML files
- fixed first_of behavior when non-empty child is followed by a
child that has a missing field
- fixed crossref lookups when key is not lower case
- completed unsrt and plain python styles: they now contain all
entry types
- added doctree backend for rendering into a tree of docutils
nodes
- added support for non-string backends