HTTPServerWrappers and CPPCThreadPool v1.04

Just to let everyone know that v1.04 of HTTPServerWrappers and CPPCThreadPool has been released. Updates for this version include:

• Added a new CServer::ParseDateHeader method to aid decoding HTTP If-Modified-Since headers.
• Updated the sample HTTP server to support handling If-Modified-Since headers for the sample file request. These are known as Conditional get requests in the HTTP RFC.