Added donate button

assets/main.css

@@ -129,7 +129,7 @@ a:hover {
 .footer {
     text-align: center;
     height: 30px;
-    margin: 50px auto;
+    margin: 50px auto 100px auto;
     background: #fff;
 }
 

index.html

@@ -61,7 +61,14 @@
             </div>
         </div>
         <div class="footer">
-            <a href="https://github.com/Floens/Clover">GitHub</a> | <a href="#">Donate</a> | <a href="https://play.google.com/store/apps/details?id=org.floens.chan">Play Store</a> | <a href="#" onclick="alert('Coming soon!');">F-Droid</a> | <a href="https://github.com/Floens/Clover/releases/download/v1.0/Clover_v1.0.apk">APK</a>
+            <form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="_top">
+                <input type="hidden" name="cmd" value="_s-xclick">
+                <input type="hidden" name="hosted_button_id" value="45YW6N3QEHSV8">
+                <input type="image" src="https://www.paypalobjects.com/en_US/i/btn/btn_donate_SM.gif" border="0" name="submit" alt="PayPal - The safer, easier way to pay online!">
+                <img alt="" border="0" src="https://www.paypalobjects.com/nl_NL/i/scr/pixel.gif" width="1" height="1">
+            </form>
+
+            <a href="https://github.com/Floens/Clover">GitHub</a> | <a href="https://play.google.com/store/apps/details?id=org.floens.chan">Play Store</a> | <a href="#" onclick="alert('Coming soon!');">F-Droid</a> | <a href="https://github.com/Floens/Clover/releases/download/v1.0/Clover_v1.0.apk">APK</a>
         </div>
     </div>