more docker work

lib/common/browser/options.rb

@@ -20,7 +20,7 @@ class Browser
       elsif auth =~ /\ABasic [a-zA-Z0-9=]+\z/
         @basic_auth = auth
       else
-       raise 'Invalid basic authentication format, "login:password" or "Basic base_64_encoded" expected'
+        raise "Invalid basic authentication format, \"login:password\" or \"Basic base_64_encoded\" expected. Your input: #{auth}"
      end
     end
 

lib/wpscan/wpscan_options.rb

@@ -152,11 +152,6 @@ class WpscanOptions
     end
   end
 
-  def basic_auth=(basic_auth)
-    raise 'Invalid basic authentication format, login:password expected' if basic_auth.index(':').nil?
-    @basic_auth = "Basic #{Base64.encode64(basic_auth).chomp}"
-  end
-
   def debug_output=(debug_output)
     Typhoeus::Config.verbose = debug_output
   end