- update eto to latest
- fix `FileDialogFilter` because of the changed api of latest eto
- update some plugins version
- add new custom type: `phpEval_Base64` and `phpAssert_Base64`

sometimes in php.ini `magic_quotes_gpc = On`, you should use `phpEval_Base64` not `phpEval`
- update README.md, especially to add `how to compile`
- arrange folders and now can compile it more easily