Generally replace "file name" with "filename" in help and comments.
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
created new head
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
adding b
created new head
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
adding b
created new head