Function checkRequiredField
Helper function that checks if the field is a required one. If it returns '*" to be appended to the field name as an indicator. Not for the CAPTCHA field that is always required if shown...
		
		Package: plugins\contact-form
Author: Malte Müller (acrylian), Stephen Billard (sbillard)
Located at zp-extensions/contact_form.php
	
	Author: Malte Müller (acrylian), Stephen Billard (sbillard)
Located at zp-extensions/contact_form.php
| string | $option | the option value | 
| 
			string
		 | string |