Relocated ArrayFireWrapper into test folder, under cpp

Put Lua tests in lua directory, likewise

lib folder for Lua library parts

Fixed up require() paths for new locations

Fixed up include directories in ArrayFireWrapper, likewise

Also now adding two parts to Lua path in ArrayFireWrapper

Fixed dumb issue with elements() method

Fixed some tests

Removed commented-out stuff for some wrapper stuff (separate project)

Author: ggcrunchy

ArrayFireWrapper/ArrayFireWrapper.cpp

@@ -1,7 +1,7 @@
 --- Library entry point.
 
 -- Modules --
-require("lib.impl.array")
+require("impl.array")
 
 -- Exports --
 local M = {}
@@ -26,7 +26,7 @@ for _, v in ipairs{
 	"misc.program",
 	"misc.imports"
 } do
-	require("lib." .. v).Add(M)
+	require(v).Add(M)
 end
 
 -- Export the module.