relates to the finding that in some cases, the splitted segments files (segments.*)
might not contain all segments relating to the corresponding wav.*.scp
The reason was that split_scp.pl is completely agnostic about the files/segments
structure and we must pay more attention when calling it directly...


git-svn-id: https://svn.code.sf.net/p/kaldi/code/trunk@2973 5e6a8d80-dfce-4ca6-a32a-6e07a63d50c8