[D-runtime] druntime should be a shared library/DLL

[Walter Bright]

On 2/7/2013 5:22 PM, Brad Roberts wrote:
> Keywords are fully maintained (beyond the point of creation) on the bugs that 
> utilize that keyword. When there's no open bugs in that category, there's no 
> bugs with the keyword. Unlike umbrella bugs which would end up being closed 
> and reopened as bugs are found. There's no clear 'done' with umbrella bugs. 
> See 1001, the stack trace bug, for a classic case of where they're an 
> anti-pattern.

I agree with Brad. Umbrella bugs seem like a great idea, until you use them.