Search and Filtering - The search includes basic scoping. So, for example, typing "web.read" would filter the object explorer to show only items with names containing "read" whose parent items contain "web".
Debugging in Visual Studio - Navigate to decompiled code from frames in the call stack, and decompile automatically if a debugging session encounters an exception in code without source. Additionally, setting a breakpoint in decompiled code now triggers automatic PDB generation...