root/pypi: links for accumulation-tree

root/pypi accumulation_tree-0.6.tar.gz
root/pypi accumulation_tree-0.5.tar.gz
root/pypi accumulation_tree-0.4.tar.gz
root/pypi accumulation_tree-0.3.tar.gz
root/pypi accumulation_tree-0.2.tar.gz
root/pypi accumulation_tree-0.1.tar.gz