tree-wide: Assorted spelling fixes

In particular, several occurances of funny versions of 'success',
'unknown', 'therefore', 'acknowledge', 'argument', 'achieve', 'address',
'beginning', 'desirable', 'separate' and 'necessary' are fixed.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Cc: Joe Perches <joe@perches.com>
Cc: Junio C Hamano <gitster@pobox.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/video/omap/lcdc.c b/drivers/video/omap/lcdc.c
index a334839..9557f96 100644
--- a/drivers/video/omap/lcdc.c
+++ b/drivers/video/omap/lcdc.c
@@ -389,7 +389,7 @@
 /*
  * Configure the LCD DMA for a palette load operation and do the palette
  * downloading synchronously. We don't use the frame+palette load mode of
- * the controller, since the palette can always be downloaded seperately.
+ * the controller, since the palette can always be downloaded separately.
  */
 static void load_palette(void)
 {