Merge pull request #22 from nqb/patch-1

fix typo

Author: SnijderC

README.rst

@@ -27,7 +27,7 @@ useful to you in the following cases:
 .. _Greenhost's: https://greenhost.net
 
 This plugin does not configure HAProxy for you, because HAProxy configurations
-can can vary a great deal. Please read the installation instructions on how to
+can vary a great deal. Please read the installation instructions on how to
 configure HAProxy for use with the plugin. If you have a good idea on how we can
 implement automatic HAProxy configuration, you are welcome to create a merge
 request or an issue.