Nonce check can be disabled (for embedding into applications that restart frequently)
Update RELEASE_NOTES
Support a pre-loaded file for the Lua environment
Document lua_preload_file option
Set absolute path for lua_preload_file
Add test for lua_preload_file
Check new config field types
mg.base64_encode for Lua
test mg.base64_encode for Lua
mg.base64_decode for Lua
Test mg.base64_decode for Lua
document mg.base64_encode and mg.base64_decode for Lua