on feature #4473, adding some global parameters to manage behavior of import according to existing methods (XML, manual or drag and drop)
Simplifying signature of methods by using an object instead of several parameters
fixing importExportMapping.xml after a bad merge integrated as is.
on feature #4473, removing some code relative to DB model import
closing feature #4262
now, by default, a publication created from a file is named without its extension
Merge branch 'feature4473' of https://github.com/NicolasEYSSERIC/Silverpeas-Core into master
Merge branch 'master' into feature4473
closing feature #4473
Merge branch 'feature4473' of https://github.com/NicolasEYSSERIC/Silverpeas-Core into master