Started with relative paths.

Need to fix the out path, but it's too late for thinking.

Fixed out parameter.

Added test.

Fixes #89.
Merge branch 'master' of github.com:slamdata/slamdata into ready/89
Squashed commit of the following:

commit f46a7caf90c5dbec94a50f6d0c6cf65872af4fa5
Author: joneshf <jones3.hardy@gmail.com>
Date:   Mon Sep 29 19:59:34 2014 -0700

    Updated tests.

    Added one to check for a block in the same notebook.
    Also made the queries a bit more complicated (so it will create a new collection).

commit 6caf944d45f7cbf292fabd3cd906963e79e7724f
Author: joneshf <jones3.hardy@gmail.com>
Date:   Mon Sep 29 19:13:34 2014 -0700

    Added some more tests.
Merge pull request #131 from joneshf/ready/89

Ready/89