PHP 7.0

Hi

I am willing to update to PHP 7.0, but among others your plugin it is not fitted to.
I am posting the testing information about yours:

FILE: /home/XXX/public_html/XXX/wp-content/plugins/siteorigin-panels/widgets/lib/lessc.inc.php
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FOUND 4 ERRORS AFFECTING 4 LINES
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2500 | ERROR | ‘string’ is a reserved keyword introduced in PHP version 7.0 and cannot be invoked as a function (T_STRING)
2514 | ERROR | ‘string’ is a reserved keyword introduced in PHP version 7.0 and cannot be invoked as a function (T_STRING)
2645 | ERROR | ‘string’ is a reserved keyword introduced in PHP version 7.0 and cannot be invoked as a function (T_STRING)
2677 | ERROR | Function name, class name, namespace name or constant name can not be reserved keyword ‘string’ (since version 7.0)
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An upgrade is expected!
Thanks