Merge branch 'updated-project-home-icon' into 'master'

Changed project home icon

Closes #14196

![Screen_Shot_2016-03-14_at_16.01.48](/uploads/0039c0c3afe0bf560368d2b910e2a93f/Screen_Shot_2016-03-14_at_16.01.48.png)

See merge request !3207

app/views/layouts/nav/_project.html.haml

@@ -16,7 +16,7 @@
 
   = nav_link(path: 'projects#show', html_options: {class: 'home'}) do
     = link_to project_path(@project), title: 'Project', class: 'shortcuts-project' do
-      = icon('home fw')
+      = icon('bookmark fw')
       %span
         Project
   = nav_link(path: 'projects#activity') do