trunk: convert link path to absolute path in wav.scp for fisher setup

git-svn-id: https://svn.code.sf.net/p/kaldi/code/trunk@4651 5e6a8d80-dfce-4ca6-a32a-6e07a63d50c8
trunk: Fixed a bug in lattice-simple-decoder.cc that is causing rm's s4 setup to fail

git-svn-id: https://svn.code.sf.net/p/kaldi/code/trunk@4653 5e6a8d80-dfce-4ca6-a32a-6e07a63d50c8