Add some app icons and update big bur's icons

src/actions/16/.directory

@@ -1,3 +0,0 @@
-[Dolphin]
-Timestamp=2019,5,4,10,19,19
-Version=4

src/actions/16/get-hot-new-stuff.svg

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-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16">
-  <defs id="defs3051">
-    <style type="text/css" id="current-color-scheme">
-      .ColorScheme-Text {
-        color:#5d656b;
-      }
-      </style>
-  </defs>
- <path style="fill:currentColor;fill-opacity:1;stroke:none" 
-     d="m8.03 2l-1.875 3.939-4.15.621 2.982 3.08-.732 4.336 3.719-2.037 3.697 2.061-.684-4.34 3.02-3.062-4.143-.645z"
-     class="ColorScheme-Text"
-     />
-</svg>

src/actions/22/get-hot-new-stuff.svg

@@ -1,14 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 22 22">
-  <defs id="defs3051">
-    <style type="text/css" id="current-color-scheme">
-      .ColorScheme-Text {
-        color:#5d656b;
-      }
-      </style>
-  </defs>
- <path 
-    style="fill:currentColor;fill-opacity:1;stroke:none" 
-    d="M 12 4 L 9.5234375 9.265625 L 4 10.109375 L 8 14.210938 L 7.0546875 20 L 12 17.265625 L 16.945312 20 L 16 14.210938 L 20 10.109375 L 14.476562 9.265625 L 12 4 z "
-    class="ColorScheme-Text"
-    />  
-</svg>

src/actions/24/get-hot-new-stuff.svg

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-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24">
-  <defs id="defs3051">
-    <style type="text/css" id="current-color-scheme">
-      .ColorScheme-Text {
-        color:#5d656b;
-      }
-      </style>
-  </defs>
- <path style="fill:currentColor;fill-opacity:1;stroke:none" 
-     d="M 13 5 L 10.523438 10.265625 L 5 11.109375 L 9 15.210938 L 8.0546875 21 L 13 18.265625 L 17.945312 21 L 17 15.210938 L 21 11.109375 L 15.476562 10.265625 L 13 5 z "
-     class="ColorScheme-Text"
-     />
-</svg>