Created new subproject rpnfext for all kind of rpnf extensions.
Removed last dependency xts from rpnf.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/rpnf@36 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Moved rpnf to subproject called rpnf, to be able to deal with multiple projects on rForge.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/rpnf@37 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Minor renaming of project file.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/rpnf@38 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Corrected inital description of project rpnfext.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/rpnf@39 edb9625f-4e0d-4859-8d74-9fd3b1da38cb