new distance functions.  additional lines of testing.
quick reference corrected
revisions to quick reference; new capabilities in dist; callRaw now parses JSON by default
revision and expansion of test suite
revision and expansion of test suite
tweaks to tests and async collections
patches for asynchronous downloading and render method for pco
suppressed processed views (i.e., normalized or singletons removed) due to temporary difficulties
rebuilt example datasets
switched metadata retrieval from old server (http://test...).  also rebuilt example datasets, because provided metadata is now a bit different
patch to cover flaw in API matrix resource: dropped and/or reordered columns
partial retraction - impossible to correct for API bug here in asynchronous call; rebuilt datasets; exporting all object names for convenience in development
group=TRUE changed to default for metadata indexing
Merge pull request #56 from braithwaite/master

merge of extensive changes, finally stable and coherent, into devel branch