Typo fixes to the documentation.

README.md

@@ -10,10 +10,10 @@ This software requires [Centreon Engine](https://github.com/centreon/centreon-en
 and [Centreon Broker](https://github.com/centreon/centreon-broker) to be
 operational.
 
-*Quick links*
+**Quick links**
 * the official [Centreon (company) website](https://www.centreon.com)
 * the official [online documentation](https://documentation.centreon.com)
-* our [bugtracker](https://github.com/centreon/centreon/issues
+* our [bugtracker](https://github.com/centreon/centreon/issues)
 * the [forum](http://forum.centreon.com)
 * the [download center](https://download.centreon.com)
 

project/issues.md

@@ -9,7 +9,7 @@ keep things simple for you and for us, some basic rules must be set.
 Here is the basic issue workflow for most Centreon software. Steps and
 transitions are explained below.
 
-![Centreon issue workflow](project/issue-workflow.png)
+![Centreon issue workflow](issue-workflow.png)
 
 Step | Description
 -----|------------