Adding check for SRILM.
Exit when the command fails.
Merge pull request #90 from UFAL-DSG/fix_srilm_requirement

Adding check for SRILM.
Fixing the error output.
Fixing stupid behavior of replace-words-with-classes that does not SHOUT when a file in its arguments does not exist.
Merge pull request #91 from UFAL-DSG/fixing_lm_training

Improving LM training.
Improving dockerfile.
Improving dockerfile.
Update install_pykaldi.sh
Update install_dep.sh
Fixing bugs after test.
Update conf.py
Update conf.py
Update conf.py
Update conf.py
Update conf.py
Update index.rst
Update index.rst
Update index.rst
Update conf.py