Update XnatUtils.py

Adding two functions for the new feature to save any module or spiders that run on ACCRE into a REDCap project.
Update launcher.py

Adding the code to send the modules that are in prerun (going to run on a project) to the redcap project.
Update task.py

Adding code to save in REDCap project the information (spidername date version project) after launching a job on ACCRE.
Update XnatUtils.py

Import redcap and datetime
Merge pull request #7 from VUIIS/Redcap_module_spider_save

Module/Spider that run on ACCRE saved in REDCap project