Version: 1.30.4 [2014-04-18]
o Added argument 'modifiedOnly' to sourceDirectory(), which was
  previously passed via '...' to sourceTo(), and it now defaults
  to TRUE.


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/r-dots@2078 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Wrong default in previous commit.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/r-dots@2079 edb9625f-4e0d-4859-8d74-9fd3b1da38cb