add svg loading indicators

images/oval.svg

@@ -0,0 +1,17 @@
+<!-- By Sam Herbert (@sherb), for everyone. More @ http://goo.gl/7AJzbL -->
+<svg width="38" height="38" viewBox="0 0 38 38" xmlns="http://www.w3.org/2000/svg" stroke="#257aa7">
+    <g fill="none" fill-rule="evenodd">
+        <g stroke-width="8" transform="matrix(0.83009609,0,0,0.83009609,4.0582705,4.0582705)">
+            <circle stroke-opacity=".5" cx="18" cy="18" r="18"/>
+            <path d="M 36,18 C 36,8.06 27.94,0 18,0">
+                <animateTransform
+                    attributeName="transform"
+                    type="rotate"
+                    from="0 18 18"
+                    to="360 18 18"
+                    dur="1s"
+                    repeatCount="indefinite"/>
+            </path>
+        </g>
+    </g>
+</svg>

images/three-dots.svg

@@ -0,0 +1,33 @@
+<!-- By Sam Herbert (@sherb), for everyone. More @ http://goo.gl/7AJzbL -->
+<svg width="120" height="30" viewBox="0 0 120 30" xmlns="http://www.w3.org/2000/svg" fill="#257aa7">
+    <circle cx="15" cy="15" r="15">
+        <animate attributeName="r" from="15" to="15"
+                 begin="0s" dur="0.8s"
+                 values="15;9;15" calcMode="linear"
+                 repeatCount="indefinite" />
+        <animate attributeName="fill-opacity" from="1" to="1"
+                 begin="0s" dur="0.8s"
+                 values="1;.5;1" calcMode="linear"
+                 repeatCount="indefinite" />
+    </circle>
+    <circle cx="60" cy="15" r="9" fill-opacity="0.3">
+        <animate attributeName="r" from="9" to="9"
+                 begin="0s" dur="0.8s"
+                 values="9;15;9" calcMode="linear"
+                 repeatCount="indefinite" />
+        <animate attributeName="fill-opacity" from="0.5" to="0.5"
+                 begin="0s" dur="0.8s"
+                 values=".5;1;.5" calcMode="linear"
+                 repeatCount="indefinite" />
+    </circle>
+    <circle cx="105" cy="15" r="15">
+        <animate attributeName="r" from="15" to="15"
+                 begin="0s" dur="0.8s"
+                 values="15;9;15" calcMode="linear"
+                 repeatCount="indefinite" />
+        <animate attributeName="fill-opacity" from="1" to="1"
+                 begin="0s" dur="0.8s"
+                 values="1;.5;1" calcMode="linear"
+                 repeatCount="indefinite" />
+    </circle>
+</svg>