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>

Documentation/DocBook/mtdnand.tmpl

@@ -362,7 +362,7 @@ module_exit(board_cleanup);
 	<sect1 id="Multiple_chip_control">
 		<title>Multiple chip control</title>
 		<para>
-			The nand driver can control chip arrays. Therefor the
+			The nand driver can control chip arrays. Therefore the
 			board driver must provide an own select_chip function. This
 			function must (de)select the requested chip.
 			The function pointer in the nand_chip structure must