----------------
* It's now possible to specify files which contain the aws keys in the
``[aws]`` section with the ``access-key-id`` and ``secret-access-key``
options.
[fschulze]
* Added ``-c``/``--config`` option to specify the config file to use.
[fschulze]
* Added ``-v``/``--version`` option.
[tomster (Tom Lazar), fschulze]
* Comment lines in the startup script are now removed before any variables
in it are expanded, not afterwards.
[fschulze]
* Use argparse library instead of optparse for more powerful command line
parsing.
[fschulze]