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/video/backlight/tosa_lcd.c

@@ -177,7 +177,7 @@ static int __devinit tosa_lcd_probe(struct spi_device *spi)
 	if (!data)
 		return -ENOMEM;
 
-	data->is_vga = true; /* defaut to VGA mode */
+	data->is_vga = true; /* default to VGA mode */
 
 	/*
 	 * bits_per_word cannot be configured in platform data