bump version

Author: andersonkmi

README.md

@@ -36,6 +36,8 @@ to keep up with the language and learn how to use the Scala test library as well
 * Middle of linked list
 
 ## Versions
+* v1.0.20.2 (10/06/2018) - Improved null argument handling for Middle of linked list exercise.
+
 * v1.0.20.1 (10/06/2018) - Improved null argument handling for Contains duplicate exercise.
 
 * v1.0.20.0 (10/06/2018) - Added Middle of linked list exercise.

build.sbt

@@ -5,7 +5,7 @@ lazy val root = (project in file(".")).
     inThisBuild(List(
       organization := "org.codecraftlabs",
       scalaVersion := "2.12.7",
-      version      := "1.0.20.1"
+      version      := "1.0.20.2"
     )),
     name := "leetcode-scala",
     libraryDependencies += scalaTest % Test,