Images: Add some missing general-purpose icons by Roland Hahn (bell, font, grid).

(cherry picked from commit a96747fdd3)

images/general_purpose/IconTable.html

@@ -689,6 +689,15 @@
     <td><img src="Bell_02_48.png" loading="lazy" alt=""></td>
     <td><img src="Bell_02_64.png" loading="lazy" alt=""></td>
   </tr>
+  <tr>
+    <td class="right_border">Bell_03</td>
+    <td><img src="Bell_03_16.png" loading="lazy" alt=""></td>
+    <td><img src="Bell_03_24.png" loading="lazy" alt=""></td>
+    <td><img src="Bell_03_32.png" loading="lazy" alt=""></td>
+    <td><img src="Bell_03_36.png" loading="lazy" alt=""></td>
+    <td><img src="Bell_03_48.png" loading="lazy" alt=""></td>
+    <td><img src="Bell_03_64.png" loading="lazy" alt=""></td>
+  </tr>
   <tr>
     <td class="right_border">Book_01</td>
     <td><img src="Book_01_16.png" loading="lazy" alt=""></td>
@@ -2345,6 +2354,33 @@
     <td><img src="Font_20_48.png" loading="lazy" alt=""></td>
     <td><img src="Font_20_64.png" loading="lazy" alt=""></td>
   </tr>
+  <tr>
+    <td class="right_border">Font_21</td>
+    <td><img src="Font_21_16.png" loading="lazy" alt=""></td>
+    <td><img src="Font_21_24.png" loading="lazy" alt=""></td>
+    <td><img src="Font_21_32.png" loading="lazy" alt=""></td>
+    <td><img src="Font_21_36.png" loading="lazy" alt=""></td>
+    <td><img src="Font_21_48.png" loading="lazy" alt=""></td>
+    <td><img src="Font_21_64.png" loading="lazy" alt=""></td>
+  </tr>
+  <tr>
+    <td class="right_border">Font_22</td>
+    <td><img src="Font_22_16.png" loading="lazy" alt=""></td>
+    <td><img src="Font_22_24.png" loading="lazy" alt=""></td>
+    <td><img src="Font_22_32.png" loading="lazy" alt=""></td>
+    <td><img src="Font_22_36.png" loading="lazy" alt=""></td>
+    <td><img src="Font_22_48.png" loading="lazy" alt=""></td>
+    <td><img src="Font_22_64.png" loading="lazy" alt=""></td>
+  </tr>
+  <tr>
+    <td class="right_border">Font_23</td>
+    <td><img src="Font_23_16.png" loading="lazy" alt=""></td>
+    <td><img src="Font_23_24.png" loading="lazy" alt=""></td>
+    <td><img src="Font_23_32.png" loading="lazy" alt=""></td>
+    <td><img src="Font_23_36.png" loading="lazy" alt=""></td>
+    <td><img src="Font_23_48.png" loading="lazy" alt=""></td>
+    <td><img src="Font_23_64.png" loading="lazy" alt=""></td>
+  </tr>
   <tr>
     <td class="right_border">Font_24</td>
     <td><img src="Font_24_16.png" loading="lazy" alt=""></td>
@@ -2516,6 +2552,15 @@
     <td><img src="Grid_14_48.png" loading="lazy" alt=""></td>
     <td><img src="Grid_14_64.png" loading="lazy" alt=""></td>
   </tr>
+  <tr>
+    <td class="right_border">Grid_15</td>
+    <td><img src="Grid_15_16.png" loading="lazy" alt=""></td>
+    <td><img src="Grid_15_24.png" loading="lazy" alt=""></td>
+    <td><img src="Grid_15_32.png" loading="lazy" alt=""></td>
+    <td><img src="Grid_15_36.png" loading="lazy" alt=""></td>
+    <td><img src="Grid_15_48.png" loading="lazy" alt=""></td>
+    <td><img src="Grid_15_64.png" loading="lazy" alt=""></td>
+  </tr>
   <tr>
     <td class="right_border">Health_01</td>
     <td><img src="Health_01_16.png" loading="lazy" alt=""></td>
@@ -4498,7 +4543,7 @@
   </tr>
 </table>
 <div class="infobox colorset2">
-This folder contains 2976 icons in 496 icon groups with 6 icon sizes.
+This folder contains 3006 icons in 501 icon groups with 6 icon sizes.
 <hr>
 The images in this folder can be used in Lazarus applications as toolbar or button icons.<br>
 <br>