tools: start burn_my_bmc tool

Start implementation of burn_my_bmc host tool, the purpose of which is
to upload the firmware image and trigger the verification process.

The utility will accept four parameters:
1) command - the command to run, initially only "update"
2) interface - the data interface to use, e.g. lpc or pci
3) image - the path to the image file
4) sig - the path to the image's signature file

Change-Id: Ifbab7df947f37dd3a6fddddcf523c0fa724c9551
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/configure.ac b/configure.ac
index c50fa18..db229b4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -129,5 +129,5 @@
 )
 
 # Create configured output
-AC_CONFIG_FILES([Makefile test/Makefile])
+AC_CONFIG_FILES([Makefile test/Makefile tools/Makefile])
 AC_OUTPUT