When printing facets in format==FORMAT_JSON: facets can have multiple
values.  Needs to be a JSON array.
Merge pull request #19 from miketung/diffbot-testing

When printing facets in format==FORMAT_JSON: facets can have multiple values.  Needs to be a JSON array.
Merge branch 'testing' into diffbot-testing

Conflicts:
	Msg40.cpp
fix inifinite loop when rebalancing.
was trying to read more bytes from titlerec than
what it could support.