[skip ci] Update CHANGES (version 0.5.2-1)
+0.5.2.post1 (December 10, 2018)
+===============================
+
+A hotfix release that ensures version is correctly reported when installed
+via Pypi.
+
+ * [MAINT] Clean-up dependencies (7a76a45)
+ * [HOTFIX] Ensure VERSION file is created at deployment (3e3a2f3)
+ * [TST] Add tests missed out in #263 (#266)
+
0.5.2 (December 8, 2018)
=========================
