Fix some documentation & spacing issues

Author: timgws

src/ElasticquentCollectionTrait.php

@@ -13,10 +13,9 @@ trait ElasticquentCollectionTrait
     /**
      * Add To Index
      *
-     * Add all documents in this collection to
-     * to the Elasticsearch document index.
+     * Add all documents in this collection to to the Elasticsearch document index.
      *
-     * @return mixed
+     * @return null|array
      */
     public function addToIndex()
     {

src/ElasticquentConfigTrait.php

@@ -54,6 +54,6 @@ protected function getConfigHelper()
      */
     protected function getConfigFile()
     {
-        return __DIR__.'/config/elasticquent.php';
+        return __DIR__ . '/config/elasticquent.php';
     }
 }

src/ElasticquentPaginator.php

@@ -24,10 +24,11 @@ public function __construct($items, $hits, $total, $perPage, $currentPage = null
         $this->perPage = $perPage;
         $this->lastPage = (int) ceil($total / $perPage);
         $this->currentPage = $this->setCurrentPage($currentPage, $this->lastPage);
-        $this->path = $this->path != '/' ? rtrim($this->path, '/').'/' : $this->path;
+        $this->path = $this->path != '/' ? rtrim($this->path, '/') . '/' : $this->path;
         $this->items = $items instanceof Collection ? $items : Collection::make($items);
         $this->hits = $hits;
     }
+
     /**
      * Get the instance as an array.
      *

src/ElasticquentTrait.php

@@ -63,7 +63,7 @@ trait ElasticquentTrait
      * New Collection
      *
      * @param array $models
-     * @return Collection
+     * @return ElasticquentCollection
      */
     public function newCollection(array $models = array())
     {

src/EloquentMethods.php

@@ -25,7 +25,7 @@ abstract public function getTable();
      * @param  array  $attributes
      * @param  bool  $exists
      */
-    abstract public function newInstance($attributes =[], $exists = false);
+    abstract public function newInstance($attributes = [], $exists = false);
 
     /**
      * Get a new query builder for the model's table.