PHP 7.0 Compatibility

Hi, I’m getting the following php 7.0 compatibility alert from my hosting about Unicon theme. Please see below. Do I need to do anything?

FILE: /wp-content/themes/unicon/framework/admin/ReduxCore/inc/validation/preg_replace/validation_preg_replace.php
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FOUND 1 ERROR AFFECTING 1 LINE
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30 | ERROR | preg_replace() – /e modifier is deprecated since PHP 5.5 and removed since PHP 7.0
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FILE: /wp-content/themes/unicon/framework/admin/ReduxCore/inc/browser.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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113 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
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FILE: /wp-content/themes/unicon/framework/inc/widgets/flickr.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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15 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
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FILE: /wp-content/themes/unicon/framework/inc/widgets/portfolio.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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15 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
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FILE: /wp-content/themes/unicon/framework/inc/widgets/contact.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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15 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
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FILE:/wp-content/themes/unicon/framework/inc/widgets/sponsor.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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15 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
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FILE: /wp-content/themes/unicon/framework/inc/sidebar-generator.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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31 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
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FILE: /wp-content/themes/unicon/framework/inc/demoimporter/wordpress-importer/wordpress-importer.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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66 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
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