Fix alignment of ref picker, breadcrumb and buttons.

app/assets/stylesheets/pages/commits.scss

@@ -29,10 +29,6 @@
 
 .commits-feed-holder {
   float: right;
-
-  .btn {
-    padding: 4px 12px;
-  }
 }
 
 li.commit {

app/assets/stylesheets/pages/projects.scss

@@ -249,7 +249,8 @@ ul.nav.nav-projects-tabs {
 }
 
 .breadcrumb.repo-breadcrumb {
-  padding: 2px 0;
+  padding: 0;
+  line-height: 34px;
   background: white;
   border: none;
   font-size: 16px;

app/assets/stylesheets/pages/tree.scss

@@ -106,17 +106,9 @@
   }
 }
 
-.tree-download-holder .btn {
-  padding: 4px 12px;
-}
-
 .tree-ref-holder {
   float: left;
   margin-right: 15px;
-
-  .select2-container .select2-choice, .select2-container.select2-drop-above .select2-choice {
-    padding: 4px 12px;
-  }
 }
 
 .readme-holder {

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

@@ -8,7 +8,7 @@
 
 - if can? current_user, :download_code, @project
   .tree-download-holder
-    = render 'projects/repositories/download_archive', ref: @ref, btn_class: 'btn-group-sm pull-right hidden-xs hidden-sm', split_button: true
+    = render 'projects/repositories/download_archive', ref: @ref, btn_class: 'btn-group pull-right hidden-xs hidden-sm', split_button: true
 
 #tree-holder.tree-holder.clearfix
   = render "tree", tree: @tree