WIP: vetoed contribution details

Adds a blurb and resubmit button to the detail view for vetoed
contributions.

app/components/icon-warning/component.js

@@ -0,0 +1,5 @@
+import Component from '@ember/component';
+
+export default Component.extend({
+  tagName: ""
+});

app/components/icon-warning/template.hbs

@@ -0,0 +1,15 @@
+<svg width="60px" height="60px" version="1.1" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg" xmlns:cc="http://creativecommons.org/ns#" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
+  <g fill="none" fill-rule="evenodd">
+    <g transform="translate(-479,-238)" stroke="#fbe468" stroke-linecap="round" stroke-linejoin="round" stroke-width="1">
+      <g transform="translate(482,244)">
+        <a transform="translate(0,2)">
+          <polygon id="Triangle-58" points="0.15321 44 27 0 53.847 44"/>
+        </a>
+        <rect x="25" y="13" width="4" height="21"/>
+        <a transform="translate(0,2)">
+          <circle cx="27" cy="38" r="2"/>
+        </a>
+      </g>
+    </g>
+  </g>
+</svg>

app/styles/components/_contribution-details.scss

@@ -41,7 +41,7 @@ section#contribution-details {
       }
     }
 
-    a {
+    a:not(.button) {
       color: $primary-color;
       text-decoration: none;
 
@@ -54,4 +54,35 @@ section#contribution-details {
   .actions {
     text-align: center;
   }
+
+  &.vetoed {
+    .content {
+      h3 {
+        text-decoration: line-through;
+      }
+    }
+  }
+
+  .hint.vetoed {
+    overflow: auto;
+    margin-top: 2rem;
+    padding-top: 2rem;
+    border-top: 1px solid rgba(255,255,255,0.2);
+    font-size: 1.2rem;
+
+    .icon {
+      display: inline-block;
+      width: 40px;
+      height: 40px;
+      float: left;
+      margin-right: 1rem;
+      margin-bottom: 1rem;
+
+      svg {
+        width: 100%;
+        height: auto;
+      }
+    }
+  }
+
 }

app/templates/dashboard/contributions/show.hbs

@@ -1,4 +1,4 @@
-<section id="contribution-details">
+<section id="contribution-details" class={{if model.vetoed "vetoed"}}>
   <header class="with-nav">
     <h2>Contribution #{{model.id}}</h2>
     <nav>
@@ -32,6 +32,20 @@
         </a>
       </p>
     {{/if}}
+    {{#if model.vetoed}}
+      <div class="hint vetoed">
+        <div class="icon">
+          {{icon-warning}}
+        </div>
+        <p>
+          This contribution has been vetoed, meaning no
+          kredits will be issued.
+        </p>
+        <p>
+          {{link-to "Re-submit contribution" "signup" class="button small green"}}.
+        </p>
+      </div>
+    {{/if}}
   </div>
 
   <div class="actions">