Following structure and naming conventions

Author: BalmungSan

src/main/scala/scala/collection/IteratorExtensions.scala renamed to src/main/scala/scala/collection/next/IteratorExtensions.scala

@@ -11,9 +11,10 @@
  */
 
 package scala.collection
+package next
 
 object IteratorExtensions {
-  implicit class IteratorExtensionsOps[A](private val iter: Iterator[A]) extends AnyVal {
+  implicit class NextIteratorExtensions[A](private val iter: Iterator[A]) extends AnyVal {
     /**
      * Partitions this Iterator into a map according to a discriminator function `key`. All the values that
      * have the same discriminator are then transformed by the `value` function and then reduced into a

src/test/scala/scala/collection/TestIteratorExtensions.scala renamed to src/test/scala/scala/collection/next/TestIteratorExtensions.scala

@@ -10,7 +10,7 @@
  * additional information regarding copyright ownership.
  */
 
-package scala.collection
+package scala.collection.next
 
 import org.junit.Assert._
 import org.junit.Test