Update to README.md files

README.md

@@ -0,0 +1,24 @@
+# Postcode Validator
+
+This program is built on `Java 8` and is dependant on Stream API.
+It also requires `maven 3.3.9+`
+
+The code can be compiled and executed using maven via commandline or latest java supported IDE.
+
+Following line is used to compile the code (using command-line):
+```sh
+$ cd PostCode 
+$ mvn clean install
+```
+
+To run the tests:
+```sh
+$ mvn test
+```
+
+To run the main program to read csv file and create respective valid/invalid files: 
+```sh
+$ mvn exec:java
+```
+**You would need to enter number '1' or '2' to perform the task**
+

src/main/resources/README.md

@@ -1 +1 @@
-# This is the place where main import_data.csv is supposed to be present
+# This is the place where main `import_data.csv` is supposed to be present

src/test/resources/README.md

@@ -1 +1 @@
-# This is the place where test import_data.csv is supposed to be present
+# This is the place where test `import_data.csv` is supposed to be present