Implement choice of methods

commit cc4d1ff6a0c8ea7ff512ae619a81581d6bac3b83
Author: Hugh Brown <hbrown@wgen.net>
Date:   Mon Jun 3 09:52:25 2013 -0400

    Implement choice of methods

    Move message functions to src/common/messages.py
    Add choice of file- and error-traversal method

commit 933d4d49e21797067ce8cab65d751f94bbed17dc
Author: Hugh Brown <hbrown@wgen.net>
Date:   Mon Jun 3 09:35:46 2013 -0400

    'src/: autopep8 run on all src/'

commit 99bbff3d6bd364e79fa279d55c9d762532a6da19
Author: Hugh Brown <hbrown@wgen.net>
Date:   Mon Jun 3 09:33:57 2013 -0400

    Split git_commit into git-add and git-commit calls

commit cdbaba7111f56ce1e37326b067fef351a41839b9
Author: Hugh Brown <hbrown@wgen.net>
Date:   Mon Jun 3 09:26:59 2013 -0400

    src/git_pep8.py: autopep8 run on all src/git_pep8.py

commit edd8eeadea1306c7cdd6a55576c492440cec0658
Author: Hugh Brown <hbrown@wgen.net>
Date:   Mon Jun 3 09:26:44 2013 -0400

    src/: autopep8 run on all src/