Polish the flashrom code comments and outputs a bit

 - Fix a number of typos (found via ispell).

 - Use correct vendor names (as per their websites) consistently.

Corresponding to flashrom svn r985.

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
diff --git a/jedec.c b/jedec.c
index fcaea96..30c343f 100644
--- a/jedec.c
+++ b/jedec.c
@@ -345,7 +345,7 @@
 	chipaddr d = dst;
 
 retry:
-	/* Issue JEDEC Start Program comand */
+	/* Issue JEDEC Start Program command */
 	start_program_jedec_common(flash, mask);
 
 	/* transfer data from source to destination */