DIRECTORY-321 : Add an option RecordFieldHome.getRecordFieldList() to chose if the recordField list must be filled with the fields, files, and records, to avoid unnecessary loading time

DirectoryFileService to handle file purge

Merge branch 'develop' of https://github.com/lutece-platform/lutece-directory-plugin-directory into develop

DIRECTORY-306 : In DirectoryAsynchronousUploadHandler.java, cut the method doUploadAction into small methods and add a new method; correct the template for file entry

DIRECTORY-305 : getDatePickerBootstrap macro should be called with language rather than locale