Reduce padding and font-size to use more of the screen

The slash in the system path was large, and the right/left padding of
the whole page used a lot of whitespace on smaller screens. Reducing the
font-size and the padding gives more space for Marathon tasks.
Merge pull request #57 from mesosphere/less-padding

Reduce padding and font-size to use more of the screen
Fixed web UI redirection by proxy.

Instead of redirecting web requests to the other master, we'll just
proxy everything.
Kill tasks that aren't running after 60 seconds.

By default, tasks which don't enter TASK_RUNNING after 60s should be
killed.  This parameter can be changed via command line with the
`--task_launch_timeout` switch.
Fixed Marathon's task accounting.

We must guarantee that Marathon will never launch more than N instances
for a given app (where N is the number of instances requested).
Bump version.
More task accounting fixes.

 - Refactored internal task state
 - Added task lanch rate limiting
 - Ensure we rebalance tasks periodically
query.