Revert "Merge pull request #3 from kanead/patch-1"

This reverts commit a2cdcf9e1de38af6acf6ea8f2dd9e1cc628feaea, reversing
changes made to 0022ac14eae0f5903ba82534748ba09c64afb245.

Conflicts:
	Phylo/InDev/abs.distree.R