iOS 8.3 is waiting for you to download.
If you are wanting this now go to Setting / General / Software Update.
There are many new features but for me the ability to get Siri to start a call on speaker phone is awesome AND safer. Also the ability to filter messages from unknowns is good.
Reports Aussie Mac Zone and 9to5Mac
Read more ~ http://9to5mac.com/2015/04/08/apple-releases-ios-8-3-including-new-emojis-with-diversity-new-siri-languages-more/