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/flashrom.8 b/flashrom.8
index 6306b95..47e77d6 100644
--- a/flashrom.8
+++ b/flashrom.8
@@ -174,7 +174,7 @@
 Show version information and exit.
 .SH PROGRAMMER SPECIFIC INFO
 Some programmer drivers accept further parameters to set programmer-specific
-parameters. These parameters are seperated from the programmer name by a
+parameters. These parameters are separated from the programmer name by a
 colon. While some programmers take arguments at fixed positions, other
 programmers use a key/value interface in which the key and value is separated
 by an equal sign and different pairs are separated by a comma or a colon.
@@ -298,8 +298,8 @@
 the source distribution.
 .TP
 .BR "buspiratespi " programmer
-A required dev parameter specifyies the Bus Pirate device node and an optional
-spispeed parameter specifyies the frequency of the SPI bus. The parameter
+A required dev parameter specifies the Bus Pirate device node and an optional
+spispeed parameter specifies the frequency of the SPI bus. The parameter
 delimiter is a comma. Syntax is
 .sp
 .B "flashrom -p buspiratespi:dev=/dev/device,spispeed=frequency"