Support for Lua added - patch from Mark Gossage

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@7365 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/lua/primitive_ref_runme.lua

@@ -0,0 +1,31 @@
+require("import")	-- the import fn
+import("primitive_ref",true)	-- import code into global namespace
+
+assert(ref_int(3)==3)
+
+assert(ref_uint(3) == 3)
+
+assert(ref_short(3) == 3)
+
+assert(ref_ushort(3) == 3)
+
+assert(ref_long(3) == 3)
+
+assert(ref_ulong(3) == 3)
+
+assert(ref_schar(3) == 3)
+
+assert(ref_uchar(3) == 3)
+
+assert(ref_float(3.5) == 3.5)
+
+assert(ref_double(3.5) == 3.5)
+
+assert(ref_bool(true) == true)
+
+assert(ref_char('x') == 'x')
+
+assert(ref_over(0) == 0)
+
+a=A(12)
+assert(ref_over(a)==12)