Add rss link in footer. (#39)

* Add RSS feed link

* Fix.

* Fix rss logo.

Author: csyonghe

_includes/footer.html

@@ -26,23 +26,26 @@
             <h4>Community</h4>
             {% if site.data.social %} {% include social.html %} {% endif %}
 
-
-                          <a href="http://eepurl.com/Xh4Q" class="btn btn-primary btn-small text-uppercase"><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="25"
-                            height="25" viewBox="0 0 256 256" xml:space="preserve">
-                            <defs>
-                            </defs>
-                            <g style="stroke: none; stroke-width: 0; stroke-dasharray: none; stroke-linecap: butt; stroke-linejoin: miter; stroke-miterlimit: 10; fill: none; fill-rule: nonzero; opacity: 1;"
-                              transform="translate(1.4065934065934016 1.4065934065934016) scale(2.81 2.81)">
-                              <path
-                                d="M 45 51.815 l 45 -33.87 v -1.967 c 0 -2.03 -1.646 -3.676 -3.676 -3.676 H 3.676 C 1.646 12.302 0 13.948 0 15.978 v 1.967 L 45 51.815 z"
-                                style="stroke: none; stroke-width: 1; stroke-dasharray: none; stroke-linecap: butt; stroke-linejoin: miter; stroke-miterlimit: 10; fill: rgb(255,255,255); fill-rule: nonzero; opacity: 1;"
-                                transform=" matrix(1 0 0 1 0 0) " stroke-linecap="round" />
-                              <path
-                                d="M 47.405 60.019 c -0.712 0.536 -1.559 0.804 -2.405 0.804 s -1.693 -0.268 -2.405 -0.804 L 0 27.958 v 46.064 c 0 2.03 1.646 3.676 3.676 3.676 h 82.648 c 2.03 0 3.676 -1.646 3.676 -3.676 V 27.958 L 47.405 60.019 z"
-                                style="stroke: none; stroke-width: 1; stroke-dasharray: none; stroke-linecap: butt; stroke-linejoin: miter; stroke-miterlimit: 10; fill: rgb(255,255,255); fill-rule: nonzero; opacity: 1;"
-                                transform=" matrix(1 0 0 1 0 0) " stroke-linecap="round" />
-                            </g>
-                          </svg> newsletter</a>
+            <a href="/feed.xml" class="btn btn-primary btn-small text-uppercase"><svg fill="#FFFFFF" width="25" height="25" viewBox="0 0 32 32" version="1.1" xmlns="http://www.w3.org/2000/svg">
+              <title>rss</title>
+              <path d="M20.885 30.996h-5.83c-0.037-7.745-6.306-14.014-14.047-14.052h-0.004v-5.83c10.958 0.055 19.826 8.924 19.881 19.877l0 0.005zM5.117 22.767c0.001 0 0.001 0 0.002 0 2.272 0 4.114 1.842 4.114 4.114s-1.842 4.114-4.114 4.114c-2.271 0-4.113-1.84-4.114-4.111v-0c0.003-2.271 1.842-4.112 4.112-4.118h0.001zM24.996 30.996c-0.064-13.225-10.767-23.928-23.986-23.993l-0.006-0v-5.998c16.531 0.082 29.91 13.461 29.991 29.984l0 0.008z"></path>
+              </svg> Feed</a>
+            <a href="http://eepurl.com/Xh4Q" class="btn btn-primary btn-small text-uppercase"><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="25"
+              height="25" viewBox="0 0 256 256" xml:space="preserve">
+              <defs>
+              </defs>
+              <g style="stroke: none; stroke-width: 0; stroke-dasharray: none; stroke-linecap: butt; stroke-linejoin: miter; stroke-miterlimit: 10; fill: none; fill-rule: nonzero; opacity: 1;"
+                transform="translate(1.4065934065934016 1.4065934065934016) scale(2.81 2.81)">
+                <path
+                  d="M 45 51.815 l 45 -33.87 v -1.967 c 0 -2.03 -1.646 -3.676 -3.676 -3.676 H 3.676 C 1.646 12.302 0 13.948 0 15.978 v 1.967 L 45 51.815 z"
+                  style="stroke: none; stroke-width: 1; stroke-dasharray: none; stroke-linecap: butt; stroke-linejoin: miter; stroke-miterlimit: 10; fill: rgb(255,255,255); fill-rule: nonzero; opacity: 1;"
+                  transform=" matrix(1 0 0 1 0 0) " stroke-linecap="round" />
+                <path
+                  d="M 47.405 60.019 c -0.712 0.536 -1.559 0.804 -2.405 0.804 s -1.693 -0.268 -2.405 -0.804 L 0 27.958 v 46.064 c 0 2.03 1.646 3.676 3.676 3.676 h 82.648 c 2.03 0 3.676 -1.646 3.676 -3.676 V 27.958 L 47.405 60.019 z"
+                  style="stroke: none; stroke-width: 1; stroke-dasharray: none; stroke-linecap: butt; stroke-linejoin: miter; stroke-miterlimit: 10; fill: rgb(255,255,255); fill-rule: nonzero; opacity: 1;"
+                  transform=" matrix(1 0 0 1 0 0) " stroke-linecap="round" />
+              </g>
+            </svg> newsletter</a>
 
           </div>
         </div>