Add ability to list releases.

Author: owenconti

lib/Gitlab/Api/Repositories.php

@@ -136,6 +136,16 @@ public function updateRelease($project_id, $tag_name, $description)
         ));
     }
 
+    /**
+     * @param int $project_id
+     * @return mixed
+     */
+    public function releases($project_id)
+    {
+        $resolver = $this->createOptionsResolver();
+        return $this->get($this->getProjectPath($project_id, 'releases'));
+    }
+
     /**
      * @param int $project_id
      * @param array $parameters (
@@ -190,8 +200,10 @@ public function commitRefs($project_id, $sha, array $parameters = [])
     {
         $resolver = $this->createOptionsResolver();
 
-        return $this->get($this->getProjectPath($project_id, 'repository/commits/' . $this->encodePath($sha) . '/refs'),
-            $resolver->resolve($parameters));
+        return $this->get(
+            $this->getProjectPath($project_id, 'repository/commits/' . $this->encodePath($sha) . '/refs'),
+            $resolver->resolve($parameters)
+        );
     }
 
     /**

test/Gitlab/Tests/Api/RepositoriesTest.php

@@ -217,6 +217,29 @@ public function shouldUpdateRelease()
 
         $this->assertEquals($expectedArray, $api->updateRelease($project_id, $tagName, $description));
     }
+    
+    /**
+     * @test
+     */
+    public function shouldGetReleases()
+    {
+        $expectedArray = array(
+            array(
+                'tag_name' => 'v0.2',
+                'description' => '## CHANGELOG\r\n\r\n- Escape label and milestone titles to prevent XSS in GFM autocomplete. !2740\r\n- Prevent private snippets from being embeddable.\r\n- Add subresources removal to member destroy service.',
+                'name' => 'Awesome app v0.2 beta'
+            )
+        );
+
+        $api = $this->getApiMock();
+        $api->expects($this->once())
+            ->method('get')
+            ->with('projects/1/releases')
+            ->will($this->returnValue($expectedArray))
+        ;
+
+        $this->assertEquals($expectedArray, $api->releases());
+    }
 
     /**
      * @test