PHP7 Compatibility

Hi I am using the latest version .9.9.1 and I ran the php7 Compatibility checker from WPEngine and I received the following errors. Is there anything you can do about this?
I would like to upgrade to php7 but I needs your plugin.

FILE: /nas/content/live/biffbeloit/wp-content/plugins/transposh-translation-filter-for-wordpress/core/jsonwrapper/JSON.php
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FOUND 0 ERRORS AND 3 WARNINGS AFFECTING 3 LINES
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131 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
781 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
795 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
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FILE: /nas/content/live/biffbeloit/wp-content/plugins/transposh-translation-filter-for-wordpress/core/parser.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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57 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
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FILE: /nas/content/live/biffbeloit/wp-content/plugins/transposh-translation-filter-for-wordpress/transposh.php
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FOUND 1 ERROR AND 1 WARNING AFFECTING 2 LINES
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122 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
1730 | ERROR | Bitwise shifts by negative number will throw an ArithmeticError in PHP 7.0
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FILE: /nas/content/live/biffbeloit/wp-content/plugins/transposh-translation-filter-for-wordpress/wp/transposh_db.php
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FOUND 8 ERRORS AND 1 WARNING AFFECTING 9 LINES
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56 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
474 | ERROR | Extension ‘mysql_’ is deprecated since PHP 5.5 and removed since PHP 7.0 – use mysqli instead.
476 | ERROR | Extension ‘mysql_’ is deprecated since PHP 5.5 and removed since PHP 7.0 – use mysqli instead.
484 | ERROR | Extension ‘mysql_’ is deprecated since PHP 5.5 and removed since PHP 7.0 – use mysqli instead.
486 | ERROR | Extension ‘mysql_’ is deprecated since PHP 5.5 and removed since PHP 7.0 – use mysqli instead.
498 | ERROR | Extension ‘mysql_’ is deprecated since PHP 5.5 and removed since PHP 7.0 – use mysqli instead.
500 | ERROR | Extension ‘mysql_’ is deprecated since PHP 5.5 and removed since PHP 7.0 – use mysqli instead.
1104 | ERROR | Extension ‘mysql_’ is deprecated since PHP 5.5 and removed since PHP 7.0 – use mysqli instead.
1106 | ERROR | Extension ‘mysql_’ is deprecated since PHP 5.5 and removed since PHP 7.0 – use mysqli instead.
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FILE: /nas/content/live/biffbeloit/wp-content/plugins/transposh-translation-filter-for-wordpress/wp/transposh_widget.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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79 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
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FILE: /nas/content/live/biffbeloit/wp-content/plugins/transposh-translation-filter-for-wordpress/wp/transposh_postpublish.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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34 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
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FILE: /nas/content/live/biffbeloit/wp-content/plugins/transposh-translation-filter-for-wordpress/wp/transposh_admin.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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39 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
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FILE: /nas/content/live/biffbeloit/wp-content/plugins/transposh-translation-filter-for-wordpress/wp/transposh_backup.php
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FOUND 2 ERRORS AND 1 WARNING AFFECTING 3 LINES
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25 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
118 | ERROR | Function split() is deprecated since PHP 5.3 and removed since PHP 7.0; use preg_split instead
120 | ERROR | Function split() is deprecated since PHP 5.3 and removed since PHP 7.0; use preg_split instead
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FILE: /nas/content/live/biffbeloit/wp-content/plugins/transposh-translation-filter-for-wordpress/wp/transposh_3rdparty.php
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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27 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.
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