Update README

Author: j4321

README.rst

@@ -256,10 +256,10 @@ Example
 .. |Linux| image:: https://img.shields.io/badge/platform-Linux-blue.svg
     :alt: Platform
 .. |Travis| image:: https://travis-ci.org/j4321/tkFileBrowser.svg?branch=master
-    :target: https://travis-ci.org/j4321/tkfilebrowser
+    :target: https://travis-ci.org/j4321/tkFileBrowser
     :alt: Travis CI Build Status
 .. |Codecov| image:: https://codecov.io/gh/j4321/tkFileBrowser/branch/master/graph/badge.svg
-    :target: https://codecov.io/gh/j4321/tkfilebrowser
+    :target: https://codecov.io/gh/j4321/tkFileBrowser
     :alt: Code coverage
 .. |License| image:: https://img.shields.io/github/license/j4321/tkFileBrowser.svg
     :target: https://www.gnu.org/licenses/gpl-3.0.en.html