BaseTools-Source: Update displayed version information

BaseTools-Source: Update displayed version information

Standardize the --version and --help text command-line options

Updated tools to correctly display the Build number when using command-line
option --version and exit successfully after termination.
Ecc was also updated to print informational messages after the options are
parsed.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Larry Hauch <larry.hauch@intel.com>
Reviewed-by: Erik Bjorge <erik.c.bjorge@intel.com>