anchor.diff:  ENV COMMIT working
   # note, we want to lock in the same commit number
   #  as eris-db has vendored.
  -RUN mkdir --parents $GOPATH/src/$REPO
  +RUN mkdir -p $GOPATH/src/$REPO
   WORKDIR $GOPATH/src/$REPO_ALIAS
   RUN git clone --quiet https://$REPO . && \
     git checkout --quiet $COMMIT && \
  
positive.code: VOLUME /home/$USER/.eris
  WORKDIR /home/$USER/.eris
  USER $USER
  RUN mkdir --parents /home/$USER/.eris/chains/tendermint
  ENV TMROOT /home/$USER/.eris/chains/tendermint
  
  # run tendermint
  
negative.code: # Pull base image.
  FROM quay.io/eris/build
  MAINTAINER Eris Industries <support@erisindustries.com>
  
  
  #-----------------------------------------------------------------------------
  # install tendermint
  