Several methods fixed and tested

[tcarrio]

The following was fixed in this pull request

• _get_processes()
  • added output in full_print()
  • dict formatting

    {
        "_total":210,
        "users":
            {"tom":72,
            "john":27,
            "chase":42}
    }

• _get_disks():
  • Closed Issue #8
  • proxy-fs compatibility (OpenVZ)
  • fixed output in full_print()
  • dict formatting

    {
        "/home":
            {"filesystem":"/dev/sda1",
            "size":"107G",
            "used":"19G",
            "avail":"88G",
            "use%":"14%",
            "type":"ext4",
            "permission":"rw"},
        "/":
            {"filesystem":"/dev/simfs",
            "size":"15G",
            "used":"0G",
            "avail":"15G",
            "use%":"1%",
            "type":"simfs",
            "permission":"rw"}
    }

• _get_ip_route():
  • added error handling to return if no lines returned from ip route
  • occurs where no network connections exist
  • ie. no wireless connections on a plane
  • fixed output in full_print()

[jadams]

Okay if I have to