Basic redux integration for thread component (#141)

web/app/components/thread/thread.getters.js

@@ -0,0 +1,14 @@
+import store from 'common/store';
+
+export const getThreadIsCollapsed = (state, comment) => {
+  let collapsed = state.collapsedThreads[comment.id];
+
+  if (collapsed !== null && collapsed !== undefined) {
+    return collapsed;
+  }
+
+  const config = store.get('config') || {};
+  const score = comment.score || 0;
+
+  return score <= config.critical_score;
+};