feat: make server transmission optional

Author: janz93

minitest/golf_plugin.rb

@@ -79,9 +79,11 @@ def report
         end
       end
 
-      print "Sending data to server... "; STDOUT.flush
-      send_data
-      puts " done."
+      if ENV['SEND_DATA'] == "true"
+        print "Sending data to server... "; STDOUT.flush
+        send_data 
+        puts " done."
+      end
     end
 
     def send_data