Added Library JLINE

src/main/java/org/cametendo/Greeting.java

@@ -0,0 +1,7 @@
+package org.cametendo;
+public class Greeting {
+    public static void greeting() {
+        System.out.println("Welcome to cflash!");
+        System.out.println("Would you like to flash an image (Y/n)");
+    }
+}