efureev/u.php

Change Log
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2.0.2
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* Update tests

2.0.0
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* Reformat utils


0.1.2
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* Add function to array: `Arrays::exists($key, $array)` 
* Add function to array: `Arrays::save($key, &$array, $value, $replace = true)` 
* Add function to array: `Arrays::delete($key, &$array)` 
* Add function to array: `Arrays::get($key, $array, $default = null, $ignoreString = true)` 

0.1.0
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