Attempt to clarify that there is an additional test suite package.

llvm-svn: 18698

Author: John Criswell

llvm/docs/GettingStarted.html

@@ -547,8 +547,9 @@
 <p>
 If you have the LLVM distribution, you will need to unpack it before you
 can begin to compile it.  LLVM is distributed as a set of two files: the LLVM
-suite and the LLVM GCC front end compiled for your platform.  Each
-file is a TAR archive that is compressed with the gzip program.
+suite and the LLVM GCC front end compiled for your platform.  There is an
+additional test suite that is optional.  Each file is a TAR archive that is
+compressed with the gzip program.
 </p>
 
 <p> The files are as follows: