Start instance of base class, load configuration and establish database connection. Please don't call the constructor direcly, use the singleton pattern instead.
Tests given anti spam plugin name for uniqueness. Takes the anti spam plugin name as first argument and an optional anti spam plugin id as second argument.
If the anti spam plugin id is given, this anti spam plugin won't be considered when checking for uniqueness (useful for updates). Returns boolean true if anti spam plugin name is unique.
