HiroyukiTamura

Support Lottie

1

### What does this change? Support [lottie](https://pub.dev/packages/lottie). Related: #47 ``` flutter_gen: integrations: lottie: true # here ``` - the file is distinguished by is in 'lottie' dir. https://github.com/HiroyukTamura/flutter_gen/blob/8175f15960733d5bd99ee694727027baa9756a59/lib/src/settings/asset_type.dart#L53-L54 - updated...

there is initial animation when create widget with `FlipPanel.builder`, but it's not with `FlipPanel.stream`. how can i enable it? and I'll request a param for it if possible.

I want to connect a ftp server via proxy in my work. It's rare that ftp lib has proxy support, and [Jsftp ](https://github.com/sergi/jsftp)won't work well with proxy. I'm very very...