def modify_entry(located_entry)
      value = located_entry.entry_value
      aug.set(located_entry.path, value)
      report_error { aug.set(located_entry.path, value) }
      recurse_write(located_entry)
    end
def modify_entry(located_entry)
      value = located_entry.entry_value
      aug.set(located_entry.path, value)
      report_error { aug.set(located_entry.path, value) }
      recurse_write(located_entry)
    end
Writes value of entry to path and if it has a sub-tree
 then it calls {#write} on it
 @param located_entry [LocatedEntry] entry to modify