Fix top-area inconsistent capitalization

app/views/dashboard/_activity_head.html.haml

@@ -2,7 +2,7 @@
   %ul.nav-links
     %li{ class: active_when(params[:filter].nil?) }>
       = link_to activity_dashboard_path, class: 'shortcuts-activity', data: {placement: 'right'} do
-        Your Projects
+        Your projects
     %li{ class: active_when(params[:filter] == 'starred') }>
       = link_to activity_dashboard_path(filter: 'starred'), data: {placement: 'right'} do
-        Starred Projects
+        Starred projects

app/views/dashboard/_snippets_head.html.haml

@@ -2,10 +2,10 @@
   %ul.nav-links
     = nav_link(page: dashboard_snippets_path, html_options: {class: 'home'}) do
       = link_to dashboard_snippets_path, title: 'Your snippets', data: {placement: 'right'} do
-        Your Snippets
+        Your snippets
     = nav_link(page: explore_snippets_path) do
       = link_to explore_snippets_path, title: 'Explore snippets', data: {placement: 'right'} do
-        Explore Snippets
+        Explore snippets
 
   - if current_user
     .nav-controls.hidden-xs