Removed old and unused macros. Modified some of the old macros to use newer autoconf message macros.
Removed old and unused macros. Modified some of the old macros to use
newer autoconf message macros.


OPENDAP/dap-server,OPENDAP/dap-server,OPENDAP/dap-server,OPENDAP/dap-server,OPENDAP/dap-server