Merge branch '8.x'

# Conflicts:
#	src/Illuminate/Foundation/Application.php

Author: driesvints

Collection.php

@@ -1041,6 +1041,17 @@ public function split($numberOfGroups)
         return $groups;
     }
 
+    /**
+     * Split a collection into a certain number of groups, and fill the first groups completely.
+     *
+     * @param  int  $numberOfGroups
+     * @return static
+     */
+    public function splitIn($numberOfGroups)
+    {
+        return $this->chunk(ceil($this->count() / $numberOfGroups));
+    }
+
     /**
      * Chunk the collection into chunks of the given size.
      *

LazyCollection.php

@@ -1057,6 +1057,17 @@ public function chunk($size)
         });
     }
 
+    /**
+     * Split a collection into a certain number of groups, and fill the first groups completely.
+     *
+     * @param  int  $numberOfGroups
+     * @return static
+     */
+    public function splitIn($numberOfGroups)
+    {
+        return $this->chunk(ceil($this->count() / $numberOfGroups));
+    }
+
     /**
      * Chunk the collection into chunks with a callback.
      *