Share control changes:

- Set width to 100% for input
- Removed clipboard icon
- Using slideToggle()
- Repositioned to be under the magiccontrols.

h/css/common.scss

@@ -667,9 +667,12 @@ blockquote {
 }
 
 .share-dialog {
-   display: block;
+   display: none;
   .icon-input {
     position: relative;
+    .share-text {
+      width: 100%;
+    }
   }
 }
 

h/js/controllers.coffee

@@ -278,10 +278,10 @@ class Annotation
         if annotation? and drafts.contains annotation
           $scope.editing = true
 
-
     $scope.shared = false
     $scope.share = ->
       $scope.shared = not $scope.shared
+      $element.find('.share-dialog').slideToggle()
       if $scope.shared and not $scope.shared_link
         $scope.shared_link = window.location.host + '/a/' + $scope.model.$modelValue.id