copy new file order from shf.mlb to shf-tests.mlb, and remove split-string tests because we have tried to refactor string-search logic to be separate from the data structure

shf-tests.mlb

@@ -3,11 +3,12 @@ $(SML_LIB)/basis/basis.mlb
 (* LIBRARIES *)
 lib/brolib-sml/src/line_gap.sml
 lib/brolib-sml/src/gap_set.sml
-lib/cozette-sml/fonts/cozette-ascii.mlb
+lib/cozette-sml/fonts-with-z-index/cozette-ascii.mlb
 
 (* FUNCTIONAL CORE *)
 message-types/input-msg.sml
 message-types/draw-msg.sml
+message-types/search-msg.sml
 message-types/mailbox-type.sml
 
 ann
@@ -29,16 +30,21 @@ fcore/text-constants.sml
 ann
   "allowVectorExps true"
 in
-  fcore/rect.sml
-  fcore/pipe-cursor.sml
-  fcore/text-builder.sml
   fcore/cursor-dfa/make-dfa-loop.sml
   fcore/cursor-dfa/vi-word-dfa.sml
   fcore/cursor-dfa/vi-caps-word-dfa.sml
   fcore/cursor-dfa/vi-dlr-dfa.sml
+  fcore/rect.sml
+  fcore/pipe-cursor.sml
 end
+fcore/text-builder/text-builder-utils.sml
+fcore/text-builder/text-builder-with-cursor.sml
+fcore/text-builder/text-builder-with-highlight.sml
+fcore/text-builder/normal-mode-text-builder.sml
+fcore/text-builder/search-bar.sml
+
 fcore/cursor.sml
-fcore/text-window.sml
+fcore/text-scroll.sml
 
 fcore/normal-mode/normal-finish.sml
 fcore/normal-mode/normal-search-finish.sml