* gtk/rgpkgdetails.cc, rgmainwindow.cc, rgpkgdetails.h: - DepInformation is no longer nested into RPackage because SWIG does not support nesting * common/rswig.{cc,h}: - interface classes for swig so that extending for the progress is possible in python * common/rpackagecache.{cc,h}, rpackagelister.{cc,h}: - support non-locking * common/rpackage.{cc,h}: DepInformation is no longer nested