[fix] Correcting span6 columns in batch modal

batch modals do not display the span6 columns i.e. display the parameters as a single column.

before patch:
![wrong batch](https://cloud.githubusercontent.com/assets/869724/4964024/94579d0e-6743-11e4-86f0-fad67f590725.png)

after patch
![screen shot 2014-11-08 at 11 21 56](https://cloud.githubusercontent.com/assets/869724/4964025/9a48574e-6743-11e4-89f6-b9acc9da0989.png)

this has to be corrected before testing the bunch of PRs to display the parameters consistently