Leaving symbols blank fetches all symbols

Author: Jacob Davis

.gitignore

@@ -0,0 +1 @@
+.idea

composer.json

@@ -1,7 +1,7 @@
 {
   "name": "oneforge/forexquotes",
   "type": "library",
-  "version": "2.0.3",
+  "version": "2.0.4",
   "description": "Library to fetch and parse realtime Forex quotes and convert currencies",
   "keywords": [
     "forex",

lib/ForexDataClient.php

@@ -43,10 +43,16 @@ public function getSymbols()
             return json_decode($body, true);
         }
 
-        public function getQuotes(array $symbols)
+        public function getQuotes(array $symbols = null)
         {
-            $pairs = implode(",", $symbols);
-            $body  = $this->fetch('quotes?pairs=' . $pairs);
+            if ($symbols === null)
+            {
+                $body  = $this->fetch('quotes?cache=false');
+            }
+            else{
+                $pairs = implode(",", $symbols);
+                $body  = $this->fetch('quotes?pairs=' . $pairs);
+            }
 
             $quotes = json_decode($body);