[lua] Fix a bug in the class hierachy code, where the methods were not propagated,

if the name ordering was in a certain order.
Added new example programs (dual, embed) and runtime tests for test-suite.

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@10177 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/lua/embed/runme.lua

@@ -0,0 +1,40 @@
+print "[lua] This is runme.lua"
+-- test program for embeded lua
+-- we do not need to load the library, as it was already in the intrepreter
+-- but lets check anyway
+assert(type(example)=='table',"Don't appear to have loaded the example module")
+
+-- a test function to run the tests
+function do_tests()
+	print("[lua] We are now in Lua, inside the do_tests() function")
+	print("[lua] We will be calling example.gcd() and changing example.Foo")
+	-- Call our gcd() function
+	x = 42
+	y = 105
+	g = example.gcd(x,y)
+	print("[lua] The gcd of",x,"and",y,"is",g)
+
+	-- Manipulate the Foo global variable
+
+	-- Output its current value
+	print("[lua] Foo = ", example.Foo)
+
+	-- Change its value
+	example.Foo = 3.1415926
+
+	-- See if the change took effect
+	print("[lua] Foo = ", example.Foo)
+	print("[lua] ending the do_tests() function")
+end
+
+function call_greeting()
+	print("[lua] We are now in Lua, inside the call_greeting() function")
+	example.greeting()
+	print("[lua] ending the call_greeting() function")
+end
+
+
+
+
+
+