Impemented Jenkins jobs cleanup - uninstallation of all undefined jobs.
diff --git a/README.rst b/README.rst
index 0631c4d..a8378fd 100644
--- a/README.rst
+++ b/README.rst
@@ -306,6 +306,14 @@
             - repository: base
               file: macros/git.groovy
 
+Purging undefined jobs from Jenkins
+
+.. code-block:: yaml
+
+    jenkins:
+      client:
+        purge_jobs: true
+
 Plugins management from client
 
 .. code-block:: yaml