[boost] [Threads] Dropped support for VC7.0 and earlier?

From: John Maddock (john_at_[hidden])
Date: 2008-01-10 11:16:42

Looks like Boost.Threads no longer compiles with VC7.0 and earlier, is this 
a deliberate change, or was it unintentional?

Just checking, thanks, John.