FEATURE: simplify link to changes on GitHub

Instead of linking commit shas, link the test `N new commits`.

This simplifies the UX and makes it clearer what is going to happen.

manager-client/app/helpers/fmt-commit.js

@@ -1,14 +0,0 @@
-import Ember from 'ember';
-
-export default Ember.Helper.helper(function(params) {
-  const [sha1, url, branch] = params;
-
-  if (Ember.isNone(url)) { return; }
-  if (Ember.isNone(branch)) {
-    return new Ember.String.htmlSafe("(<a href='" + url + "'>" + sha1 + "</a>)");
-  }
-
-  var _url = url.substr(0, url.search(/(\.git)?$/));
-  var _branch = (branch.indexOf('/') !== -1) ? branch.split('/')[1] : branch;
-  return new Ember.String.htmlSafe("(<a href='" + _url + "/compare/" + sha1 + "..." + _branch + "'>" + sha1 + "</a>)");
-});

manager-client/app/helpers/new-commits.js

@@ -0,0 +1,22 @@
+import Ember from "ember";
+
+export default Ember.Helper.helper(function(params) {
+  const [commitsBehind, oldSha, newSha, url] = params;
+
+  if (parseInt(commitsBehind) === 0) {
+    return "";
+  }
+
+  let description = `${commitsBehind} new commit${
+    commitsBehind === 1 ? "" : "s"
+  }`;
+
+  if (Ember.isNone(url)) {
+    return description;
+  }
+
+  var _url = url.substr(0, url.search(/(\.git)?$/));
+  description = `<a href='${_url}/compare/${oldSha}..${newSha}'>${description}</a>`;
+
+  return new Ember.String.htmlSafe(description);
+});

manager-client/app/templates/components/repo-status.hbs

@@ -5,7 +5,7 @@
 </td>
 <td>
   {{repo.name}}
-  {{fmt-commit repo.version repo.url repo.branch}}
+  {{repo.version}}
 </td>
 <td>
   {{#if repo.checkingStatus}}
@@ -16,7 +16,7 @@
     <div class='new-version'>
       <h4>New Version Available!</h4>
       <ul>
-        <li>Remote Version: {{fmt-commit repo.latest.version repo.url repo.branch}}</li>
+        <li>Remote Version: {{repo.latest.version}}</li>
         <li>Last Updated:
           {{#if repo.latest.date}}
             {{moment-from-now repo.latest.date interval=1000}}
@@ -24,7 +24,7 @@
             &mdash;
           {{/if}}
         </li>
-        <li class='new-commits'>{{repo.latest.commits_behind}} new commits</li>
+        <li class='new-commits'>{{new-commits repo.latest.commits_behind repo.version repo.latest.version repo.url}}</li>
       </ul>
       {{#if repo.upgrading}}
         <button class="btn" {{action "upgrade"}}>Currently Upgrading...</button>