[DOC]better reference to dependencies

Author: flotho

README.md

@@ -33,6 +33,8 @@ The required jar files are :
 * xmlrpc-client-3.1.3.jar
 * xmlrpc-common-3.1.3.jar
 * ws-commons-util-1.0.2.jar
+
+New dependency https://github.com/briandilley/jsonrpc4j
 * jsonrpc4j
 
 Add those jar files to your classpath and you should be ok.
@@ -46,7 +48,7 @@ Run : ```mvn package``` or any other goal that will produce a .jar in the target
 
 ## Context manipulation
 
-Values must cast in correct forma
+Values must cast in correct format
 
 ```
     Map inputMap = new java.util.HashMap();