use jBibTeX TYPE_TECHREPORT for reports
Use lowercase literal values for months, i.e. macros, as per LaTeX book B.1.3
normalize pages as p1--p2, as advised in BibTeXing
protect upper-case by enclosing words in braces in fields
as exhaustive as possible Unicode -> BibTeX conversion using W3C reference
Merge pull request #1 from soli/master

BibTeX output improvements