Windows Phone 8.1 (Data toggle and Cortana in 8.10.14219.341)
This new update 8.10.14219.341 released by Microsoft yesterday brings a new Data Toggle feature from the notification centre and also brings an Alpha version of Cortana in: Spain, France, Germany and Italy.
It has also been confirmed that Cortana has already started to speak: Spanish, French, German and Italian.
Users with Samsung ATIV S have reported problems with this update but we haven't yet confirmed this.