Matthew Seaman df6a9f0f03 Update to 4.6.6
This includes a number of security fixes

MFH:		2017Q1
Security:	7721562b-e20a-11e6-b2e2-6805ca0b3d42
2017-01-24 12:15:42 +00:00
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2017-01-24 12:15:42 +00:00
2017-01-24 12:15:42 +00:00