Added blank state to issues

app/assets/stylesheets/framework/blank.scss

+.blank-state-welcome {
+  text-align: center;
+  border-bottom: 1px solid $border-color;
+
+  .blank-state-text {
+    margin-bottom: 0;
+  }
+}
+
+.blank-state-welcome-title {
+  margin-top: 0;
+  margin-bottom: 5px;
+  font-size: 24px;
+  font-weight: normal;
+}
+
 .blank-state {
   padding-top: 20px;
   padding-bottom: 20px;
@@ -9,6 +25,14 @@
   padding-bottom: 40px;
 }
 
+.blank-state-icon {
+  padding-bottom: 20px;
+
+  path {
+    fill: #ccc;
+  }
+}
+
 .blank-state-title {
   margin-top: 0;
   margin-bottom: 5px;

app/helpers/appearances_helper.rb

@@ -31,7 +31,7 @@ module AppearancesHelper
     end
   end
 
-  def navbar_icon(icon_name)
-    render "shared/icons/#{icon_name}.svg"
+  def navbar_icon(icon_name, size: 16)
+    render "shared/icons/#{icon_name}.svg", size: size
   end
 end

app/views/projects/issues/index.html.haml

@@ -6,7 +6,8 @@
   - if current_user
     = auto_discovery_link_tag(:atom, namespace_project_issues_url(@project.namespace, @project, :atom, private_token: current_user.private_token), title: "#{@project.name} issues")
 
-%div{ class: container_class }
+%div{ class: (container_class) }
+  - if @project.issues.nil?
     .top-area
       = render 'shared/issuable/nav', type: :issues
       .nav-controls
@@ -19,8 +20,23 @@
         - if can? current_user, :create_issue, @project
           = link_to new_namespace_project_issue_path(@project.namespace, @project, issue: { assignee_id: @issuable_finder.assignee.try(:id), milestone_id: @issuable_finder.milestones.try(:first).try(:id) }), class: "btn btn-new", title: "New Issue", id: "new_issue_link" do
             New Issue
-
     = render 'shared/issuable/filter', type: :issues
 
     .issues-holder
       = render "issues"
+  - else
+    .blank-state.blank-state-welcome
+      %h2.blank-state-welcome-title
+        Welcome to GitLab Issues
+      %p.blank-state-text
+        Code, test, and deploy together
+    .blank-state
+      .blank-state-icon
+        = navbar_icon("issues", size: 50)
+      %h3.blank-state-title
+        You don't have any issues right now.
+      %p.blank-state-text
+        Issues is the best way to track you project progress
+      - if can? current_user, :create_issue, @project
+        = link_to new_namespace_project_issue_path(@project.namespace, @project, issue: { assignee_id: @issuable_finder.assignee.try(:id), milestone_id: @issuable_finder.milestones.try(:first).try(:id) }), class: "btn btn-new", title: "New Issue", id: "new_issue_link" do
+          New Issue

app/views/shared/icons/_issues.svg

-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<svg width="16px" height="16px" viewBox="0 0 16 16" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
-    <!-- Generator: Sketch 3.7.2 (28276) - http://www.bohemiancoding.com/sketch -->
-    <title>Group</title>
-    <desc>Created with Sketch.</desc>
-    <defs></defs>
-    <g id="Page-1" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">
-        <g id="Group" fill="#7E7C7C">
-            <path d="M8,0 C3.581,0 0,3.581 0,8 C0,12.419 3.581,16 8,16 C12.419,16 16,12.419 16,8 C16,3.581 12.419,0 8,0 M8,2 C11.308,2 14,4.692 14,8 C14,11.308 11.308,14 8,14 C4.692,14 2,11.308 2,8 C2,4.692 4.692,2 8,2" id="Fill-1"></path>
-            <path d="M7.1597,4 L8.8887,4 L8.8887,8 L7.1107,8 L7.1597,4 Z M7.1597,9.6667 L8.8887,9.6667 L8.8887,11.4447 L7.1107,11.4447 L7.1597,9.6667 Z" id="Combined-Shape"></path>
-        </g>
-    </g>
-</svg>
\ No newline at end of file

app/views/shared/icons/_issues.svg.erb

+<svg width="<%= size %>" height="<%= size %>" viewBox="0 0 16 16" class="gitlab-icon">
+  <path fill="#7E7C7C" d="M8,0 C3.581,0 0,3.581 0,8 C0,12.419 3.581,16 8,16 C12.419,16 16,12.419 16,8 C16,3.581 12.419,0 8,0 M8,2 C11.308,2 14,4.692 14,8 C14,11.308 11.308,14 8,14 C4.692,14 2,11.308 2,8 C2,4.692 4.692,2 8,2"></path>
+  <path fill="#7E7C7C" d="M7.1597,4 L8.8887,4 L8.8887,8 L7.1107,8 L7.1597,4 Z M7.1597,9.6667 L8.8887,9.6667 L8.8887,11.4447 L7.1107,11.4447 L7.1597,9.6667 Z"></path>
+</svg>