Fix typos.

CHANGELOG.md

@@ -7,10 +7,10 @@ This release adds following new features:
   mirroring](https://github.com/wekan/wekan-postgresql)
   for SQL access with any programming language
   or Office package that has PostgreSQL support, like
-  newest LibreOffice 3.5
+  newest LibreOffice 3.5;
 * [Wekan database cleanup script](https://github.com/fmonthel/wekan-cleanup) --
   [Feedback](https://github.com/wekan/wekan/issues/833).
-  Link to cleanup script also added to README.md .
+  Link to cleanup script also added to README.md.
 
 and fixes the following bugs: