Add release notes

Author: nabobalis

docs/release/ablog-v0.11-released.rst

@@ -28,3 +28,18 @@ Pull Requests merged in:
 `Template rework <https://github.com/sunpy/ablog/pull/144>`__.
 
 `Add external links for posts <https://github.com/sunpy/ablog/pull/112>`__ from `Chris Holdgraf <https://github.com/choldgraf>`__.
+
+ABlog v0.11.1 released
+----------------------
+
+Pull Requests merged in:
+
+`Update version handling to remove use of pkg_resources <https://github.com/sunpy/ablog/pull/211>`__
+
+ABlog v0.11.2 released
+----------------------
+
+Pull Requests merged in:
+
+`append posts to atom feed to keep post order from new to old <https://github.com/sunpy/ablog/pull/216>`__ from `lexming <https://github.com/lexming>`__.
+`avoid spurious warning about posts with front-matter and post directive <https://github.com/sunpy/ablog/pull/214>`__ from `lexming <https://github.com/lexming>`__.