Readme for Obvious

This is a fork of the original obvious repo (git://git.mercenariesguild.net/obvious.git).

-- Widget data sources
   -- cpu()
      -- Widgets
         -- textbox
         -- graph
         -- progressbar
   -- fs_usage(path)
      -- Widgets
         -- textbox
         -- graph
         -- progressbar
      -- Parameters
         -- path
            the mountpoint to watch, / by default
   -- io(device)
      -- Widgets
         -- textbox
         -- graph
         -- progressbar
      -- Parameters
         -- device
            the harddisk to monitor, sda by default
   -- mem()
      -- Widgets
         -- textbox
         -- graph
         -- progressbar
   -- net.send(device) / net.recv(device)
      -- Widgets
         -- textbox
         -- graph
         -- progressbar
      -- Parameters
         -- device
            the network device to monitor
   -- wlan(device)
      -- Widgets
         -- textbox
         -- graph
         -- progressbar
      -- Parameters
         -- device
            the wlan device to monitor
   -- basic_mpd()
      -- Widgets
         -- textbox
   -- battery()
      -- Widgets
         -- textbox
   -- clock()
      -- Widgets
         -- textbox
   -- temp_info()
      -- Widgets
         -- textbox
   -- keymap_switch()
      -- Widgets
         -- textbox

-- Widget types
   -- "textbox"
      -- Functions
         -- set_format()
   -- "graph"
      -- Functions
         -- set_height()
         -- set_width()
         -- set_border_color()
         -- set_gradient_colors()
         -- set_gradient_angle()
         -- set_color()
         -- set_background_color()
   -- "progressbar"
      -- Functions
         -- set_height()
         -- set_width()
         -- set_border_color()
         -- set_gradient_colors()
         -- set_color()
         -- set_background_color()
         -- set_vertical()
   -- all
      -- Functions
         -- set_type()
         -- set_layout()
         -- set_margin()

-- Global functions
   -- set_default_margin()
   -- set_default_layout()