tree-wide: fix assorted typos all over the place

That is "success", "unknown", "through", "performance", "[re|un]mapping"
, "access", "default", "reasonable", "[con]currently", "temperature"
, "channel", "[un]used", "application", "example","hierarchy", "therefore"
, "[over|under]flow", "contiguous", "threshold", "enough" and others.

Signed-off-by: André Goddard Rosa <andre.goddard@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/isdn/capi/capidrv.c

@@ -830,7 +830,7 @@ static void handle_controller(_cmsg * cmsg)
 		      case 0: break;
 		      case 1: s = "unknown class"; break;
 		      case 2: s = "unknown function"; break;
-		      default: s = "unkown error"; break;
+		      default: s = "unknown error"; break;
 		   }
 		   if (s)
 	           printk(KERN_INFO "capidrv-%d: %s from controller 0x%x function %d: %s\n",