Use cached hg-root-dir instead of rediscovering
by a second call to (hg-root). We have the path
we need already as the value of hg-root-dir.
%% no changes
%% no changes
%% uncompressed contents in repo
this is a test
%% uncompress our working dir copy
this is a test
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
%% uncompress our new working dir copy
this is a test