Added line links to blame table

Closes #4119

app/assets/javascripts/dispatcher.js.coffee

@@ -91,7 +91,7 @@ class Dispatcher
         new TreeView()
       when 'projects:find_file:show'
         shortcut_handler = true
-      when 'projects:blob:show'
+      when 'projects:blob:show', 'projects:blame:show'
         new LineHighlighter()
         shortcut_handler = new ShortcutsNavigation()
       when 'projects:labels:new', 'projects:labels:edit'

app/assets/stylesheets/framework/highlight.scss

@@ -44,8 +44,10 @@
       white-space: nowrap;
 
       i {
+        float: left;
+        margin-top: 3px;
+        margin-right: 5px;
         visibility: hidden;
-        @extend .pull-left;
       }
 
       &:hover i {

app/views/projects/blame/show.html.haml

@@ -3,7 +3,7 @@
 
 %h3.page-title Blame view
 
-#tree-holder.tree-holder
+#blob-content-holder.tree-holder
   .file-holder
     .file-title
       = blob_icon @blob.mode, @blob.name
@@ -33,7 +33,9 @@
             %td.line-numbers
               - line_count = blame_group[:lines].count
               - (current_line...(current_line + line_count)).each do |i|
-                %a.diff-line-num= i
+                %a.diff-line-num{href: "#L#{i}", id: "L#{i}", 'data-line-number' => i}
+                  = icon("link")
+                  = i
                 \
               - current_line += line_count
             %td.lines