Codeigniter CAPTCHA Library for PyroCMS 2.2.1

This library generates Captcha with Codeigniter Captcha Helper (Codeigniter Captcha Helper)

##1. Load the library

    $this->load->library('captcha');

##2. Generate CAPTCHA

    Captcha::get(); // return [Array] create_captcha($data)

##3. Check if the CAPTCHA exists

    Captcha::exists($captcha = '', $ip = '', $time = 0) // return [boolean]

##4. Remove expired CAPTCHA rows in database

    Captcha::remove($expire = 0); // return [boolean]

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