Remove pgaccess dll's from the distribution.

src/bin/pgaccess/win32/dll/libpgtcl80.dll-6.4.2

src/bin/pgaccess/win32/dll/libpgtcl80.dll-6.5.1

src/bin/pgaccess/win32/dll/libpgtcl81.dll-6.5.1

src/bin/pgaccess/win32/dll/libpgtcl82.dll-6.5.1

src/bin/pgaccess/win32/dll/libpq.dll-6.4.2

src/bin/pgaccess/win32/dll/libpq.dll-6.5.1