Released on July 8, 2017.

Enhancements

#2534 as d7077b8 Added $smwgLocalConnectionConf configuration parameter together with respective functionality allowing for modifications on connection providers in environments with multiple relational databases
Many new translations for numerous languages by the communtity of translatewiki.net

Bug fixes and internal code changes

#2379 as 7c98b4a Removed ContentParser::forceToUseParser from tests
#2459 as a7b3f00 Switched Travis CI integration test to use Ubuntu Trusty operating system environment
#2460 as 3b6e30d Made ArticleDelete restrict the pool of properties in update dispatcher
#2472 as 03e0b8c Added debug output to Travis CI integration tests
#2473 as 9f78042 Replaced isSupportedLanguage with isKnownLanguageTag to allow for any known language usage
#2474 as d1ba666 Fixed limit when the number of results is greater as the $smwgQMaxLimit or in $smwgQMaxInlineLimit where it is reset to the default value despite the global limitation
#2475 as a3499b6 Fixed behavior in case of $wgCapitalLinks = false; by restricting property name uppercase conversion to special properties only
#2477 as c12fec7 Fixed UpdateDispatcherJob to check for null title
#2478 as 681b0fc Tidyed QueryToken
#2481 as 7c3900f Made RequestOptions cast "int" on limit and offset
#2482 as 2ff92bd Added TransactionalDeferredCallableUpdate
#2491 as ca36069 Provided ChunkedIterator to avoid possible out of memory situations in cases where outdated entities reach a unhandable level
#2493 as 409025d Prevended unintended override of PropertyTablePrefix in hook
#2496 as fb3d604 Normalized message value arguments
#2500 as 3edb303 Made "Special:Browse" avoid API request on legacy setting
#2502 as a527bbe Provided POST purge link to avoid confirmation by users using action "purge"
#2512 as 86f9733 Made DataRebuilder to report progress on disposed entities
#2518 as a851f8d Prevended "PHP Notice: A non well formed numeric value encountered" on Title::touched
#2522 as 36cec82 Set a comma as default for valuesep with the "template" format
#2524 as 36cec82 Ensured that only marked isDeferrableUpdate can use a transactionTicket
#2526 as 9d3e0f2 Prevented failing test in QueryDependencyLinksStoreTest
#2527 as f72df04 Made BooleanValue always recognize canonical boolean string
#2530 as ad32a26 Made InternalParseBeforeLinks cast $smwgEnabledSpecialPage setting late
2bf07c3 Removed update marker on delete event