Add clipboard copy support for the pull command

static/css/quay.css

@@ -11,6 +11,10 @@
     display: none;
 }
 
+p.editable {
+  display: inline-block;
+}
+
 p.editable .content:empty:after {
   display: inline-block;
   content: "(Click to add)";
@@ -67,19 +71,29 @@ p.editable:hover i {
 .repo .pull-command {
   float: right;
   display: inline-block;
-}
-
-.repo .pull-command {
   font-size: 1.2em;
 }
 
+.repo .pull-command .pull-container {
+    display: inline-block;
+    width: 300px;
+    margin-right: 10px;
+    vertical-align: middle;
+}
+
 .repo .pull-command input {
+  cursor: default;
+  background: white;
   color: #666;
   padding: 4px;
   border: 1px solid #ddd;
   width: 300px;
 }
 
+.repo #copyClipboard {
+  cursor: pointer;
+}
+
 .repo .settings-cog {
   margin-left: 20px;
 }