Method: Prevent loading of previous extension.
Method: Return an instance of this class.
Method: Construct class.
Method: Disable old AnsPress extensions.
Method: Enable default addons.
Method: Ap_qameta table.
Method: AnsPress ap_votes table.
Method: AnsPress views table.
Method: Initializes the plugin by setting localization, hooks, filters, and administrative functions.
Method: Initialize class.