require fileinfo extension

Author: streamtw

composer.json

@@ -25,6 +25,7 @@
   "require": {
     "php": ">=5.4.0",
     "ext-exif": "*",
+    "ext-fileinfo": "*",
     "illuminate/support": ">=4.2.0",
     "intervention/image": "2.*"
   },

docs/installation.md

@@ -1,6 +1,7 @@
 ## Requirements
  * php >= 5.4
  * exif extension
+ * fileinfo extension
  * GD Library >=2.0 or Imagick PHP extension >=6.5.7
  * Laravel 5
  * requires [intervention/image](https://github.com/Intervention/image) (to make thumbs, crop and resize images).