omg add, little animation

app/styles/app.scss

@@ -21,6 +21,8 @@
 @import "app/components/sync-button";
 @import "app/components/loading-indicator";
 
+@import "app/animation/tractor";
+
 @import "app/modules/section";
 @import "app/modules/loader";
 @import "app/modules/tiles";

app/styles/app/animation/tractor.sass

@@ -0,0 +1,19 @@
+.tractor
+  @media #{$medium-up}
+    width: 258px
+    height: 188px
+.tractor-arm
+  @media #{$medium-up}
+    width: 90px
+    height: 71px
+    transform-origin: 89px 70px
+    animation: armMovement 1.5s 1 ease
+
+@keyframes armMovement
+  0%,
+  100%
+    transform: rotateZ(0)
+  40%
+    transform: rotateZ(-20deg)
+  70%
+    transform: rotateZ(10deg)

app/templates/components/no-repos.hbs

@@ -43,7 +43,7 @@
             c2.3,0,4.5-0.8,6.1-2.2c0.9-1.5,1.4-3.2,1.4-5.1C70,118.4,65.5,113.9,60.1,113.9z"/>
         </g>
       </g>
-      <g id="TractorArm">
+      <g id="TractorArm" class="tractor-arm">
         <path fill="#3B3633" d="M76.6,76c-0.4-1.4-1.2-2.5-2.3-3.2l-30.5-18l0,0c0.1-0.2,0.1-0.4,0.2-0.7c0.5-2.1,0.6-3.4,0.6-3.4
           c0.4-3.3,0.2-6.8-0.7-10.2c-2.2-8.2-7.9-14.8-15.8-18.2c-1-0.4-2.3,0-2.8,0.9L21,30.6c-0.3,0.6-0.4,1.3-0.2,1.9
           c0.2,0.6,0.7,1.1,1.4,1.4c4.5,1.6,8,5.3,9.2,9.9c2,7.7-2.6,15.6-10.2,17.6c-4.6,1.2-9.6,0.1-13.2-3.1c-0.5-0.4-1.2-0.6-1.9-0.5