Release version 2.3

Author: DanielaSfregola

Diff for: README.md

@@ -18,7 +18,7 @@ resolver += Resolver.sonatypeRepo("releases")
 
 Also, you need to include the library as your dependency:
 ```scala
-libraryDependencies += "com.danielasfregola" %% "random-data-generator" % "2.2"
+libraryDependencies += "com.danielasfregola" %% "random-data-generator" % "2.3"
 ```
 
 Usage
@@ -129,5 +129,5 @@ resolver += Resolver.sonatypeRepo("snapshots")
 
 Then, add the library as your dependency:
 ```scala
-libraryDependencies += "com.danielasfregola" %% "random-data-generator" % "2.3-SNAPSHOT"
+libraryDependencies += "com.danielasfregola" %% "random-data-generator" % "2.4-SNAPSHOT"
 ```

Diff for: build.sbt

@@ -1,7 +1,7 @@
 import com.typesafe.sbt.SbtGit.GitKeys._
 
 name := "random-data-generator"
-version := "2.3-SNAPSHOT"
+version := "2.3"
 
 scalaVersion := "2.12.3"