Merge pull request #3 from fessoga5/master

Update readme and pillar.example

README.rst

 --------------------
 
 Manages logrotate config and include dir.
+
+``logrotate.jobs``
+------------------
+
+Create custom job for logrotate.
+
+

pillar.example

 # vim: sts=2 ts=2 sw=2 et ai
 logrotate:
-  pkg: 'logrotate'
-  service: 'crond'
+  lookup:
+    pkg: 'logrotate'
+    service: 'crond'
   jobs:
     "/tmp/var/log/mysql/error":
       - "weekly"