Several bugs found

Hi,

There are a lot of bugs in your plugin. Please test your plugin with debug set to true.

Notice: has_cap was called with an argument that is deprecated since version 2.0! Usage of user levels by plugins and themes is deprecated. Use roles and capabilities instead. in C:\xampp\htdocs\wordpress\wp-includes\functions.php on line 3006

Notice: Undefined index: zeroes in C:\xampp\htdocs\wordpress\wp-content\plugins\wp-social-likes\wp-social-likes.php on line 555

Notice: Undefined index: icons in C:\xampp\htdocs\wordpress\wp-content\plugins\wp-social-likes\wp-social-likes.php on line 556

https://wordpress.org/plugins/wp-social-likes/