autopep8 + add couple config options to runNNet.py
autopep8 + add couple config options to runNNet.py

amaas/stanford-ctc,xiamike/stanford-ctc,xiamike/stanford-ctc,xiamike/stanford-ctc,amaas/stanford-ctc,amaas/stanford-ctc,xiamike/stanford-ctc,xiamike/stanford-ctc,amaas/stanford-ctc,amaas/stanford-ctc,xiamike/stanford-ctc,amaas/stanford-ctc