[modules/traffic] Make traffic icons prefixes again

For consistent look, make the traffic icons prefixes, and change the
alignment to left again, in order to avoid "jumping" of the icons.

bumblebee/modules/traffic.py

@@ -56,13 +56,11 @@ class Module(bumblebee.engine.Module):
             widget_tx = self.widget(txname)
             if not widget_rx:
                 widget_rx = bumblebee.output.Widget(name=rxname)
-                widget_rx.set("theme.minwidth", "down 1000MB")
-                widget_rx.set("theme.align", "right")
+                widget_rx.set("theme.minwidth", "1000.00MB")
                 widgets.append(widget_rx)
             if not widget_tx:
                 widget_tx = bumblebee.output.Widget(name=txname)
-                widget_tx.set("theme.minwidth", "down 1000MB")
-                widget_tx.set("theme.align", "right")
+                widget_tx.set("theme.minwidth", "1000.00MB")
                 widgets.append(widget_tx)
 
             prev_rx = widget_rx.get("rx", 0)

themes/icons/ascii.json

@@ -64,7 +64,7 @@
 		"prefix": "sensors"
 	},
 	"traffic": {
-		"rx": { "suffix": "down"},
-		"tx": {"suffix": "up"}
+		"rx": { "prefix": "down"},
+		"tx": { "prefix": "up"}
 	}
 }

themes/icons/awesome-fonts.json

@@ -80,7 +80,7 @@
     "prefix": "🌡"
   },
   "traffic":{
-	  "rx": { "suffix": "" },
-	  "tx": { "suffix": "" }
+	  "rx": { "prefix": "" },
+	  "tx": { "prefix": "" }
   }
 }