Stop Visual Studio from complaining

Visual Studio 2008 indicates an error when using
Poco::NumberParser::tryParse[Unsigned]64 with [unsigned] longs.

This change turns the error into a warning
Add PostgreSQL entries to windows build file

1) Update to add PostgreSQL entries for include & lib
2) Modify OPENSSL entry to be more generic.  This will work for x86 and
Win32
fixes to properly link to PostgreSQL library

Modifications to use correct link library
Use correct link library and remove File reference

1) Use the correct link library file name
2) Remove the reference to ResultMetadata.cpp/.h which do not exist
convert to tabs instead of spaces
convert testsuite to use proper link library