trunk: modifying write_kwslist.pl so that it won't fail when the search result is empty

git-svn-id: https://svn.code.sf.net/p/kaldi/code/trunk@4539 5e6a8d80-dfce-4ca6-a32a-6e07a63d50c8
trunk: deleting babel/s5c as it's a bit out of date. Will copy the newest s5b to s5c again.

git-svn-id: https://svn.code.sf.net/p/kaldi/code/trunk@4540 5e6a8d80-dfce-4ca6-a32a-6e07a63d50c8
trunk: re-creating s5c (copying from the latest s5b scripts). All further Babel changes should be made into s5c so that s5b can reflect JHU's Babel performance in April, 2014.

git-svn-id: https://svn.code.sf.net/p/kaldi/code/trunk@4541 5e6a8d80-dfce-4ca6-a32a-6e07a63d50c8
trunk: fixing phone mismatch in proxy search -- those fixes were checked in to another branch in April but somehow were not merged to trunk; I'm committing again here to trunk.

git-svn-id: https://svn.code.sf.net/p/kaldi/code/trunk@4542 5e6a8d80-dfce-4ca6-a32a-6e07a63d50c8