change 2.1.3 release notes filename to match others

release_notes/2.1.3.md

@@ -0,0 +1,21 @@
+# Jasmine Core 2.1.3 Release Notes
+
+## Summary
+
+This release is primarily a bug-fix release to clean up some recent regressions.
+
+## Pull Requests & Issues
+
+* Top level suite no longer reports suiteStart and suiteDone
+    - Fixes [#716](https://github.com/jasmine/jasmine/issues/716)
+
+* Don't keep the expected and actual for a passed expectation
+    - Fixes [#640](https://github.com/jasmine/jasmine/issues/640)
+    - Fixes [#690](https://github.com/jasmine/jasmine/issues/690)
+
+* Use the new build env on Travis
+    - Merges [#712](https://github.com/jasmine/jasmine/issues/712) from @joshk
+
+------
+
+_Release Notes generated with _[Anchorman](http://github.com/infews/anchorman)_