update swig on windows

winx64/bin/swigwin-4.0.0/Examples/lua/embed2/runme.lua

@@ -0,0 +1,27 @@
+print "[lua] This is runme.lua"
+-- test program for embedded lua
+-- we do not need to load the library, as it was already in the interpreter
+-- but let's check anyway
+assert(type(example)=='table',"Don't appear to have loaded the example module")
+
+-- note: we will copy the functions from example table into global
+-- this will help us later
+for k,v in pairs(example) do _G[k]=v end
+
+-- our add function
+-- we will be calling this from C
+function add(a,b)
+    print("[lua] this is function add(",a,b,")")
+    c=a+b
+    print("[lua] returning",c)
+    return c
+end
+
+function append(a,b)
+    print("[lua] this is function append(",a,b,")")
+    c=a..b
+    print("[lua] returning",c)
+    return c
+end
+
+