adding back in the deprecated classes

dist/ratchet.css

@@ -1230,6 +1230,32 @@ select {
   content: '\e826';
 }
 
+.push-left:after,
+.push-right:after {
+  position: absolute;
+  top: 50%;
+  display: inline-block;
+  color: #bbb;
+  font-family: Ratchicons;
+  font-size: inherit;
+  text-decoration: none;
+  line-height: 1;
+  -webkit-font-smoothing: antialiased;
+  -webkit-transform: translateY(-50%);
+  -ms-transform: translateY(-50%);
+  transform: translateY(-50%);
+}
+
+.push-left:after {
+  left: 15px;
+  content: '\e822';
+}
+
+.push-right:after {
+  right: 15px;
+  content: '\e826';
+}
+
 @font-face {
   font-family: Ratchicons;
   src: url("ratchicons/ratchicons.eot");

docs/dist/ratchet.css

@@ -1230,6 +1230,32 @@ select {
   content: '\e826';
 }
 
+.push-left:after,
+.push-right:after {
+  position: absolute;
+  top: 50%;
+  display: inline-block;
+  color: #bbb;
+  font-family: Ratchicons;
+  font-size: inherit;
+  text-decoration: none;
+  line-height: 1;
+  -webkit-font-smoothing: antialiased;
+  -webkit-transform: translateY(-50%);
+  -ms-transform: translateY(-50%);
+  transform: translateY(-50%);
+}
+
+.push-left:after {
+  left: 15px;
+  content: '\e822';
+}
+
+.push-right:after {
+  right: 15px;
+  content: '\e826';
+}
+
 @font-face {
   font-family: Ratchicons;
   src: url("ratchicons/ratchicons.eot");

sass/push.scss

@@ -57,3 +57,28 @@
   right: 15px;
   content: '\e826';
 }
+
+// Deprecated `push-left` and `push-right` as of 2.0.1
+.push-left,
+.push-right {
+  &:after {
+    position: absolute;
+    top: 50%;
+    display: inline-block;
+    color: #bbb;
+    font-family: Ratchicons;
+    font-size: inherit;
+    text-decoration: none;
+    line-height: 1;
+    -webkit-font-smoothing: antialiased;
+    @include transform(translateY(-50%));
+  }
+}
+.push-left:after {
+  left: 15px;
+  content: '\e822';
+}
+.push-right:after {
+  right: 15px;
+  content: '\e826';
+}