Some minor changes

Author: battye

README.md

@@ -9,7 +9,7 @@ If you notice any bugs, please feel free to raise an issue or pull request.
 
 ## Example
 
-In both of the following examples, `$result` would contain a PHP array containing the representation of string or text file provided.
+In both of the following examples, `$result` would contain a PHP array containing the representation of the string or text file provided.
 
 ### Raw String
 

composer.json

@@ -4,7 +4,7 @@
   "keywords": ["array", "parser", "php"],
   "license": "MIT",
   "require": {
-    "php": ">=5.6.0"
+    "php": ">=5.3.3"
   },
   "autoload": {
     "psr-4": {