Php 7.2 Compatibility

I just have a general question. I scanned one of my sites today for compatibility with Php 7.2 and it came back not compatible. I have the free version of Membership 2.

When will it be compatible or what do I need to do to make it compatible?

Thank you,
Suzi

Here is the scan information:

Filename: wp-content/plugins/membership/lib/stripe-php/lib/Stripe/Object.php
Warning
239 | WARNING | Method name Stripe_Object::__toJSON is discouraged; PHP has reserved all method names with a double underscore prefix for future use 254 | WARNING | Method name Stripe_Object::__toArray is discouraged; PHP has reserved all method names with a double underscore prefix for future use Filename: wp-content/plugins/membership/app_old/membershipincludes/classes/class.adminbar.php
Error
50 | ERROR | Extension ‘mysql_’ is deprecated since PHP 5.5 and removed since PHP 7.0; Use mysqli instead Filename: wp-content/plugins/membership/app_old/membershipincludes/classes/class.membersearch.php
Warning
10 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7. Filename: wp-content/plugins/membership/app_old/membershipincludes/classes/membershipadmin.php
Error
6096 | ERROR | Extension ‘mysql_’ is deprecated since PHP 5.5 and removed since PHP 7.0; Use mysqli instead 6172 | ERROR | Extension ‘mysql_’ is deprecated since PHP 5.5 and removed since PHP 7.0; Use mysqli instead 6226 | ERROR | Extension ‘mysql_’ is deprecated since PHP 5.5 and removed since PHP 7.0; Use mysqli instead Filename: wp-content/plugins/membership/app_old/membershipincludes/classes/membershippublic.php
Warning
894 | WARNING | Function create_function() is deprecated since PHP 7.2; Use an anonymous function instead Filename: wp-content/plugins/membership/app_old/membershipincludes/gateways/gateway.freesubscriptions.php
Warning
17 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7. Filename: wp-content/plugins/membership/app_old/membershipincludes/gateways/gateway.paypalexpress.php
Error
717 | ERROR | Global variable ‘$HTTP_POST_VARS’ is deprecated since PHP 5.3 and removed since PHP 5.4; Use $_POST instead
Warning
14 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7. Filename: wp-content/plugins/membership/app_old/membershipincludes/gateways/gateway.paypalsolo.php
Error
369 | ERROR | Global variable ‘$HTTP_POST_VARS’ is deprecated since PHP 5.3 and removed since PHP 5.4; Use $_POST instead
Warning
15 | WARNING | Use of deprecated PHP4 style class constructor is not supported since PHP 7.