Hello and welcome to the latest edition of the WMF Engineering Roadmap and Deployment update.
The full log of planned deployments next week can be found at: https://wikitech.wikimedia.org/wiki/Deployments#Week_of_May_12th
A quick list of notable items...
== Tuesday ==
* MediaWiki deploy ** group1 to 1.24wmf4: All non-Wikipedia sites (Wiktionary, Wikisource, Wikinews, Wikibooks, Wikiquote, Wikiversity, and a few other sites) ** https://www.mediawiki.org/wiki/MediaWiki_1.24/wmf4
== Wednesday ==
* Enable VisualEditor on Commons as a Beta Feature ** https://www.mediawiki.org/wiki/VisualEditor ** https://www.mediawiki.org/wiki/Beta_Features
== Thursday ==
* MediaWiki deploy ** group2 to 1.24wmf4 (all Wikipedias) ** group0 to 1.24wmf5 (test/test2/testwikidata/mediawiki)
* MediaViewer ** Will be enabled on Wikimedia Commons ** https://www.mediawiki.org/wiki/Multimedia/Media_Viewer/Release_Plan#Timeline
Thanks and as always, questions and comments welcome,
Greg