Merge frio-specific share block template into the base template

- Add BIDI support for share blocks
- Remove redundant share block styles

view/theme/smoothly/style.css

@@ -1815,44 +1815,13 @@ ul .sidebar-group-li .icon {
 .type-link .oembed {
 }
 
-.shared_header {
-  height: 32px;
-  color: #999;
-  border-top: 1px solid #D2D2D2;
-  padding-top: 5px;
-  margin-top: 5px;
-}
-
 .shared_header a {
   color: black;
-  -webkit-transition: all 0.2s ease-in-out;
-  -moz-transition: all 0.2s ease-in-out;
-  -o-transition: all 0.2s ease-in-out;
-  -ms-transition: all 0.2s ease-in-out;
-  transition: all 0.2s ease-in-out;
 }
-
 .shared_header a:hover {
   color: #36c;
 }
 
-.shared_header img {
-  -webkit-border-radius: 4px;
-  -moz-border-radius: 4px;
-  border-radius: 4px;
-  float: left;
-}
-
-.shared_header span {
-  margin-left: 9px;
-}
-
-blockquote.shared_content {
-  margin-left: 32px;
-  color: #000;
-  border: none;
-}
-
 .icon.drop,
 .icon.drophide {
 	float: left;