Released version 2.6

Author: DanielaSfregola

Diff for: README.md

@@ -19,7 +19,7 @@ resolver += Resolver.sonatypeRepo("releases")
 
 Also, you need to include the library as your dependency:
 ```scala
-libraryDependencies += "com.danielasfregola" %% "random-data-generator" % "2.5"
+libraryDependencies += "com.danielasfregola" %% "random-data-generator" % "2.6"
 ```
 
 Do you wanna faster compilation times? Have a look at [random-data-generator-magnolia](https://github.com/DanielaSfregola/random-data-generator-magnolia) - experimental but crazy fast thanks to [Magnolia](https://github.com/propensive/magnolia)!
@@ -134,5 +134,5 @@ resolvers += Resolver.sonatypeRepo("snapshots")
 
 Then, add the library as your dependency:
 ```scala
-libraryDependencies += "com.danielasfregola" %% "random-data-generator" % "2.6-SNAPSHOT"
+libraryDependencies += "com.danielasfregola" %% "random-data-generator" % "2.7-SNAPSHOT"
 ```

Diff for: build.sbt

@@ -1,7 +1,7 @@
 import com.typesafe.sbt.SbtGit.GitKeys._
 
 name := "random-data-generator"
-version := "2.6-SNAPSHOT"
+version := "2.6"
 
 scalaVersion := "2.12.6"