[Bugfix] Some Pull Requests/Issues/CommitBlocks are missing when generating release notes (#263)

* Updating name and version.

* Fixing logic to get the right day of the release.

* Implementing test.

Author: monicaribeiro

lib/src/Gren.js

@@ -354,11 +354,14 @@ class Gren {
             .filter((tag) => tag && this.options.ignoreTagsWith.every(ignoreTag => !tag.name.match(ignoreTag)))
             .map(tag => {
                 const tagRelease = releases ? releases.filter(release => release.tag_name === tag.name)[0] : false;
+
                 const releaseId = tagRelease ? tagRelease.id : null;
+                const releaseDate = tagRelease ? tagRelease.published_at : null;
 
                 return {
                     tag: tag,
-                    releaseId: releaseId
+                    releaseId: releaseId,
+                    date: releaseDate
                 };
             });
 
@@ -1126,7 +1129,7 @@ class Gren {
 
         this._validateRequiredTagsExists(tags, this.options.tags);
 
-        const releaseDates = this._sortReleasesByDate(await Promise.all(this._getTagDates(tags)));
+        const releaseDates = this._sortReleasesByDate(this._transformTagsIntoReleaseObjects(tags));
         const selectedTags = (this._getSelectedTags(releaseDates) || (releaseDates.length > 1 ? [releaseDates[0], releaseDates[1]] : releaseDates));
 
         loaded(`Tags found: ${selectedTags.map(({ name }) => name).join(', ')}`);
@@ -1136,6 +1139,14 @@ class Gren {
         );
     }
 
+    _transformTagsIntoReleaseObjects(tags) {
+        return tags.map(tag => ({
+            id: tag.releaseId,
+            name: tag.tag.name,
+            date: tag.date
+        }));
+    }
+
     /**
      * Check that the require tags exist in tags
      *