Fix mapTree to correctly handle commits.
tree5c02b18216dd892f45e323080f30db57bad832ac
-rw-r--r-- 26689 COPYING
-rw-r--r-- 4776 README.txt
drwxr-xr-x - org.spearce.egit.core
drwxr-xr-x - org.spearce.egit.ui
drwxr-xr-x - org.spearce.jgit