Compare Visual Studio 2015 Offerings (editions features comparison)
Visual Studio 2015 Final Release Event | Channel 9
Visual Studio 2015 and .NET 4.6 RTM Available @ InfoQ
"Microsoft has formally released the official RTM builds for the Visual Studio 2015 family of products. This release marks Microsoft’s renewed focus on providing its best efforts in delivering a tool that can support application development across all major application platforms including iOS and Android in addition to the familiar Windows family of products."
Critical Bug Revealed in .NET 4.6's RyuJIT Compiler