Tidied up code formatting & replaced some if ! with unless where appropriate and !present? -> blank? where appropriate. #1413

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Commits on Apr 17, 2012
  1. Tidied up code formatting & replaced some if ! with unless where appr…

    parndt committed Apr 17, 2012
    …opriate and !present? -> blank? where appropriate.
  2. inline conditional statement.

    parndt committed Apr 17, 2012