testing version of LuaBIOS and OpenOS

people were having issues getting them to work so now we promote consistency

data/OpenOS/bin/set.lua

@@ -0,0 +1,23 @@
+local args = {...}
+
+if #args < 1 then
+  for k,v in pairs(os.getenv()) do
+    io.write(k .. "='" .. string.gsub(v, "'", [['"'"']]) .. "'\n")
+  end
+else
+  local count = 0
+  for _, expr in ipairs(args) do
+    local e = expr:find('=')
+    if e then
+      os.setenv(expr:sub(1,e-1), expr:sub(e+1))
+    else
+      if count == 0 then
+        for i = 1, os.getenv('#') do
+          os.setenv(i, nil)
+        end
+      end
+      count = count + 1
+      os.setenv(count, expr)
+    end
+  end
+end