Update to v0.5.2

Changelog:
- Move icons to /assets/icons folder
- Mentioned Microsoft in README.md and About Me's copyright text.
- Set overlay icon when download is started, finished and successful accordingly.

docs/loading/MSlogo.svg

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg width="57px" height="30px" viewBox="0 0 57 30" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+    <!-- Generator: Sketch 45.2 (43514) - http://www.bohemiancoding.com/sketch -->
+    <title>MDlogo</title>
+    <desc>Created with Sketch.</desc>
+    <defs/>
+    <g id="Page-1" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd" font-size="42">
+        <g id="thumb" transform="translate(-4.000000, -18.000000)">
+            <g id="MD" transform="translate(2.000000, 4.000000)">
+                <text id="M" font-family="Roboto-Black, Roboto" font-weight="700" letter-spacing="5.46875048" fill="#000000">
+                    <tspan x="0.0136716366" y="44">M</tspan>
+                </text>
+                <text id="D" font-family="Roboto-Light, Roboto" font-weight="300" letter-spacing="5.46875" fill="#A8244F">
+                    <tspan x="33.484375" y="44">S</tspan>
+                </text>
+            </g>
+        </g>
+    </g>
+</svg>

docs/loading/index.html

@@ -15,9 +15,7 @@
 
     <div class="logo">
       <a href="https://github.com/agam778/MS-Office-Electron" target="_blank"
-        ><img
-          src="https://raw.githubusercontent.com/agam778/MS-Office-Electron/main/MSlogo.svg"
-          alt="MS Office - Electron"
+        ><img src="./MSlogo.svg" alt="MS Office - Electron"
       /></a>
     </div>
   </body>