Release 2.10.911

Released on Nov 3, 2016 and includes the following:

Adds Vietnamese to the list of languages for the user interface. - AI-1454 FIXED: www.syrianrefugeeresponse.org shows security warning - AI-1446 FIXED: Column query returns empty JSON field for boolean fields - AI-1440 FIXED: Pivot table fails to load due to database timeout - AI-1437 FIXED: Filtering by date in maps for monthly reports does not work correctly - AI-1436 FIXED: Prompt user to re-login in the absence of session credentials - AI-1424 Vietnamese Locale - AI-1408 Support GetSitesHistory command JSON-RPC