widdowquinn/Teaching-Intro-to-Bioinf — pull request #3 by peterjc (2014-12-10 12:17:07+00:00)
Title: Change directory before using script

This way upon exiting script the class are still in the ``ex2_blast`` directory, ready for the next exercise.

Previously exiting script returned them to ``ex1_expression``, which caused a certain amount of confusion.