(WIP) log haproxy and x_request_id

It changes the log format on hdd to more precise.

old:
Sep 14 06:02:30 precise64 kernel: [    0.000000]  0000000000 - 0017e00000 page 2M

new:
2014-07-10T12:26:35.343694+00:00 precise64 kernel: [ 7706.076615] e1000: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX

Personally I prefer the new format. I wish Ubuntu would have used it by default.