Renamed bbl/bib opts more generally
Bumped .bcf version due to biber bbl/bib encoding opts rename
More tool option fixes
undef var check suppressed
Updated docs with tool mode
renamed outfile and outformat options
Better internals for tool mode
map_entry_null added
Fixed output file glitch
Copyright to 2013
Readying for 1.5
setup new dev version
Fixed inits issue
Made some DM tests more robust
Merged dev in