Update README.md

Author: rahul-raj

05_Implementing_NLP/README.md

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+### Chapter 5 : Implementing NLP
+
+In this chapter, you will learn how to develop NLP applications using DL4J.
+ 
+ 
+
+#### Instructions 
+
+ - Navigate to **sourceCode/cookbookapp** directory and import the project using *pom.xml* file.
+ - All the examples for chapter 5 are included in **cookbookapp** project.
+ - Datasets can be located in *resources* directory apart from the ones that need to be downloaded. For more clarifications, refer to the cookbook instructions.