Add kill_python command.
diff --git a/Tools/buildbot/kill_python.mak b/Tools/buildbot/kill_python.mak
new file mode 100644
index 0000000..6027d3f
--- /dev/null
+++ b/Tools/buildbot/kill_python.mak
@@ -0,0 +1,2 @@
+kill_python.exe:	kill_python.c
+		cl -nologo -o kill_python.exe kill_python.c psapi.lib