Some minor changes
Some minor changes


Former-commit-id: d36e58ab02fd369676182911dcfd59e40097cfe1
Former-commit-id: 04899aaedea24bd4ceac63e65dc7de18e20a39c4
matt-gardner/deep_qa,allenai/deep_qa,allenai/deep_qa,DeNeutoy/deep_qa,DeNeutoy/deep_qa,matt-gardner/deep_qa