added ignore file
added ignore file

aspose-tasks/Aspose.Tasks-for-Java,aspose-tasks/Aspose.Tasks-for-Java,aspose-tasks/Aspose.Tasks-for-Java,asposetasks/Aspose_Tasks_Java,aspose-tasks/Aspose.Tasks-for-Java,asposetasks/Aspose_Tasks_Java,asposetasks/Aspose_Tasks_Java