PHP 7 errors

Hi, I need to update my server to PHP 7 and am getting a lot of errors caused by Unicon and Revolution Slider (which is bundled with Unicon). Please could you fix these issues so that I can update. Here is a list of them.

Slider Revolution v5.2.6:

FILE: /nas/content/live/lowandco/wp-content/plugins/revslider/includes/slider.class.php
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FOUND 1 ERROR AFFECTING 1 LINE
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2279 | ERROR | ‘clone’ is a reserved keyword introduced in PHP version 5.0 and cannot be invoked as a function (T_CLONE)
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FILE: /nas/content/live/lowandco/wp-content/plugins/revslider/includes/output.class.php
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FOUND 1 ERROR AFFECTING 1 LINE
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437 | ERROR | ‘clone’ is a reserved keyword introduced in PHP version 5.0 and cannot be invoked as a function (T_CLONE)
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Unicon theme v.2.3:

FILE: /nas/content/live/lowandco/wp-content/themes/unicon/framework/admin/ReduxCore/inc/browser.php
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FOUND 1 ERROR AFFECTING 1 LINE
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113 | ERROR | Use of deprecated PHP4 style class constructor is not supported since PHP 7
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FILE: /nas/content/live/lowandco/wp-content/themes/unicon/framework/inc/demoimporter/wordpress-importer/wordpress-importer.php
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FOUND 1 ERROR AFFECTING 1 LINE
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66 | ERROR | Use of deprecated PHP4 style class constructor is not supported since PHP 7
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FILE: /nas/content/live/lowandco/wp-content/themes/unicon/framework/inc/widgets/contact.php
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FOUND 1 ERROR AFFECTING 1 LINE
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15 | ERROR | Use of deprecated PHP4 style class constructor is not supported since PHP 7
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FILE: /nas/content/live/lowandco/wp-content/themes/unicon/framework/inc/widgets/flickr.php
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FOUND 1 ERROR AFFECTING 1 LINE
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15 | ERROR | Use of deprecated PHP4 style class constructor is not supported since PHP 7
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FILE: /nas/content/live/lowandco/wp-content/themes/unicon/framework/inc/widgets/sponsor.php
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FOUND 1 ERROR AFFECTING 1 LINE
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15 | ERROR | Use of deprecated PHP4 style class constructor is not supported since PHP 7
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FILE: /nas/content/live/lowandco/wp-content/themes/unicon/framework/inc/widgets/portfolio.php
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FOUND 1 ERROR AFFECTING 1 LINE
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15 | ERROR | Use of deprecated PHP4 style class constructor is not supported since PHP 7
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FILE: /nas/content/live/lowandco/wp-content/themes/unicon/framework/inc/sidebar-generator.php
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FOUND 1 ERROR AFFECTING 1 LINE
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31 | ERROR | Use of deprecated PHP4 style class constructor is not supported since PHP 7
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Many thanks

Ticket