Update controls guide

tui_main.c

@@ -2193,6 +2193,7 @@ static void push_controls_msg(void) {
       {"Ctrl+V", "Paste"},
       {"Ctrl+S", "Save"},
       {"Ctrl+F", "Frame Step Forward"},
+      {"Ctrl+R", "Reset Frame Number"},
       {"Ctrl+I or Insert", "Append/Overwrite Mode"},
       // {"/", "Key Trigger Mode"},
       {"' (quote)", "Rectangle Selection Mode"},
@@ -2200,10 +2201,7 @@ static void push_controls_msg(void) {
       {"Alt+Arrow Keys", "Slide Selection"},
       {"` (grave) or ~", "Slide Selection Mode"},
       {"Escape", "Return to Normal Mode or Deselect"},
-      {"( and )", "Resize Grid (Horizontal)"},
-      {"_ and +", "Resize Grid (Vertical)"},
-      {"[ and ]", "Adjust Grid Rulers (Horizontal)"},
-      {"{ and }", "Adjust Grid Rulers (Vertical)"},
+      {"( ) _ + [ ] { }", "Adjust Grid Size and Rulers"},
       {"< and >", "Adjust BPM"},
       {"?", "Controls (this message)"},
   };