change hash.h to strhash.h to match new convention.

Manpage for strhash functions to follow tomorrow.

lib/libforms/fields.c

@@ -32,7 +32,7 @@
  *
  */
 
-#include <hash.h>
+#include <strhash.h>
 #include <ctype.h>
 #include <err.h>
 #include <ncurses.h>

lib/libforms/forms.c

@@ -32,7 +32,7 @@
  *
  */
 
-#include <hash.h>
+#include <strhash.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <forms.h>

lib/libforms/menu.c

@@ -32,7 +32,7 @@
  *
  */
 
-#include <hash.h>
+#include <strhash.h>
 #include <forms.h>
 #include <stdlib.h>
 #include <string.h>

lib/libforms/parser.y

@@ -33,8 +33,7 @@
  *
  */
 
-#include "hash.h" 
-
+#include <strhash.h>
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>