Many scripts, but small changes.  Update the way the scripts obtain the
'verbose' flag ala GvR updated test harness architecture.

Old way:

	verbose = 0
	if __name__ == '__main__':
		verbose = 1

New way:

	from test_support import verbose

Some other small readablility and functionality updates.
diff --git a/Lib/test/test_gdbm.py b/Lib/test/test_gdbm.py
index d0d705a..22db6aa 100755
--- a/Lib/test/test_gdbm.py
+++ b/Lib/test/test_gdbm.py
@@ -2,12 +2,11 @@
 """Test script for the gdbm module
    Roger E. Masse
 """
-verbose = 0
-if __name__ == '__main__':
-    verbose = 1
     
 import gdbm
 from gdbm import error
+from test_support import verbose
+
 filename= '/tmp/delete_me'
 
 g = gdbm.open(filename, 'c')