Squashed commit of the following:

commit fc4a68588ed6856ed7552fe24191c9980047d242
Author: Jacob Wan <jacob@wildlemur.com>
Date:   Mon Jan 6 10:50:23 2014 -0800

    time.clock doesn't give enough precision...back to time.time

    Includes:

     - Stop probes on first failure

     - Support running cli.py script directly

commit e59a321d45bd16b7fc60d6e0137acffe8bd770ba
Author: Jacob Wan <jacob@wildlemur.com>
Date:   Mon Jan 6 09:42:49 2014 -0800

    Bump version number

commit 52e2da66e9b7be2041021b5a6829c53cd2ee5f6d
Author: Jacob Wan <jacob@wildlemur.com>
Date:   Mon Jan 6 09:42:41 2014 -0800

    Update README.rst

commit 13839ac27392ebc58e00d042233ccce8691b5565
Author: Jacob Wan <jacob@wildlemur.com>
Date:   Mon Jan 6 09:42:13 2014 -0800

    Use time.clock for Python <3.3

commit 41d9a2bc6680a2f96738589e4c27ed2f591f9eb3
Author: Jacob Wan <jacob@wildlemur.com>
Date:   Mon Jan 6 09:41:18 2014 -0800

    Update github repo URL