Upload quota information to StatusDB

And it's back!

![screen shot 2014-10-28 at 18 01 38](https://cloud.githubusercontent.com/assets/1574147/4812900/1f7d0dd4-5ec4-11e4-9f7a-2e75230e3e7e.png)

It actually can't fail, uquota will return something like this:

```
In [6]: output
Out[6]: '/glob/funk_001                         2372                256              *                         \n/home/funk_001                            7                 32                                        \n/proj/a2010002                        14816              28672                                        \n/proj/a2010002/nobackup               77505              61440              *                         \n/proj/a2012043                        14998              51200                                        \n/proj/a2012043/nobackup               99440             102400                                        \n/proj/b2010029                          494                461              *                         \n/proj/b2010029/nobackup                   0                512                                        \n'

In [7]: output.split("\n/proj/")[1:]
Out[7]:
['a2010002                        14816              28672                                        ',
 'a2010002/nobackup               77505              61440              *                         ',
 'a2012043                        14998              51200                                        ',
 'a2012043/nobackup               99440             102400                                        ',
 'b2010029                          494                461              *                         ',
 'b2010029/nobackup                   0                512                                        \n']
```

So basically this is only getting the project accounts quota. In the (impossible?) case in which there are no project accounts, it will just return an empty list.