Merge branch 'develop' into ch-add-makefile

README.md

@@ -3,6 +3,10 @@
 [![Coverage Status](https://coveralls.io/repos/github/andela-thomas/express-acl/badge.svg?branch=develop)](https://coveralls.io/github/andela-thomas/express-acl?branch=develop)
 [![Codacy Badge](https://api.codacy.com/project/badge/grade/6cba987b85b84f11bb5ab0340388a556)](https://www.codacy.com/app/thomas-nyambati/express-acl)
 
+<p align="center">
+  <img src="docs/express-acl.jpg">
+</p>
+
 Express Access Control Lists (express-acl) enable you to manage the requests made to your express server. It makes use of ACL rules to protect your sever from unauthorized access. ACLs defines which user groups are granted access and the type of access they have against a specified resource. When a request is received against a resource, `express-acl` checks the corresponding ACL policy to verify if the requester has the necessary access permissions.
 
 ##### What are ACL rules
@@ -186,7 +190,7 @@ This methods loads the configuration json file. When this method it looks for `n
 	rules: rulesArray
   });
 
-  // When you use rules api, nacl will **not** to find the json/yaml file, so you can save your acl-rules with any Database; 
+  // When you use rules api, nacl will **not** to find the json/yaml file, so you can save your acl-rules with any Database;
 
   ```