Minor fix for ANOHE
Fix colnames in studyrow conversion
Additional regression tests
Make test for consistency model case-insensitive
Add Turner et al. 2012 citation
Fix overfull hbox in documentation
Monitor deviance in OpenBUGS

 - Makes sure there are always at least two variables to monitor, which
   works around a CODA bug that removes rownames from the summaries if
   there is only one variable
Add a warning for issue #28
Put a warning about BUGS in the manual
Improved error reporting in validation tests
Mention issue #28 in NEWS
Fix rank-probabilities test in validation
Update NEWS and DESCRIPTION for v0.6