Win SDK: find_lock.exe

This small win32 app takes a path as
argument and outputs the names of the
processes that are holding handles
that overlap that path.

The goal is to use this in the SDK Manager
to identify which apps are locking the
SDK folder and preventing updates.

Change-Id: I4fbf66a53410fba0c5f9ab51dac10d267a7c21a7
diff --git a/find_lock/.gitignore b/find_lock/.gitignore
new file mode 100644
index 0000000..9bc0ab8
--- /dev/null
+++ b/find_lock/.gitignore
@@ -0,0 +1 @@
+images/find_lock_icon.o