tagging new release

svn path=/tags/v0_98_4/; revision=6537

minor rev bump

svn path=/trunk/matplotlib/; revision=5957

tagging 98.2

svn path=/trunk/matplotlib/; revision=5667

minor rev bump

svn path=/trunk/matplotlib/; revision=5637

minor rev bump

svn path=/branches/v0_91_maint/; revision=5638

new release prep

svn path=/trunk/matplotlib/; revision=5314

minor rev bump

svn path=/branches/v0_91_maint/; revision=5313

minor rev bump

svn path=/trunk/matplotlib/; revision=4802