Added Evert (2014) as CITATION. dist.matrix() now marks a symmetric distance matrix

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/wordspace@94 4e9de6a8-e6b3-4a20-ba07-35caea2ed9df
amend last commit

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/wordspace@95 4e9de6a8-e6b3-4a20-ba07-35caea2ed9df