added storing of mappings

- replaces ad_export_vars with export_vars

  Fixed and improved project import functionality

  Now importing conf items

  Now supporting (basic!) import of Conf Items

  Replaced inconsistent TCL namespaces project::, company:: and office::
  with im_project::, im_company:: and im_office::

  Importing projects

  Import for companies now working

  Relaxed permissions, so that project write permissions are sufficient
  in order to import risks per project

  Fixed bad log messages

  Now importing default report output

  Now working in general

  Working on the importer

  Updated to V4.0.3.4.0

  Added audit hooks after loading projects

  Fixed SOR issue importing program_id

  Fixed issue when importing files

  Now avoiding duplicate attributes

  Now adding the Project Mangaer to the list of project members

  Added return_url logic for undefined return_url

  Fixed error with double project_id check

  Dealing with ambigous project_nr vs. project_name