added lesson 9

src/Lesson9/PimpMyLibrary.scala

@@ -0,0 +1,15 @@
+package Lesson9
+
+import scala.language.{implicitConversions, postfixOps}
+
+object PimpMyLibrary extends App{
+  /*class PimpedString(s: String) {
+    def increment: String = new String(s.toCharArray.map(_ + 1))
+  }
+
+  implicit def str2Pimped(s: String): PimpedString = new PimpedString(s)
+
+  println("Hal" increment)*/
+}
+
+