Add new pgindent directory and diff file.

src/tools/pgindent.dir/indent.bsd.patch

+
+This increases the number of typedef's understood by BSD indent from 100
+to 1000.
+
+*** ./lexi.c.orig	Mon Sep  8 17:55:47 1997
+--- ./lexi.c	Mon Sep  8 17:02:10 1997
+***************
+*** 58,64 ****
+      int         rwcode;
+  };
+  
+! struct templ specials[100] =
+  {
+      "switch", 1,
+      "case", 2,
+--- 58,64 ----
+      int         rwcode;
+  };
+  
+! struct templ specials[1000] =
+  {
+      "switch", 1,
+      "case", 2,