#258 Make root/root as owner of control files

Resolve the following lintian errors
```
control-file-has-bad-owner md5sums 0/0 != root/root
control-file-has-bad-owner postinst 0/0 != root/root
control-file-has-bad-owner prerm 0/0 != root/root
```
http://lintian.debian.org/tags/control-file-has-bad-owner.html