Add Flutter Community banner.

jeroen-meijer · web-flow · commit 71a63028f160 · 2019-06-28T00:26:18.000+02:00
diff --git a/README.md b/README.md
@@ -1,3 +1,5 @@
+[![Flutter Community: flutter_sms](https://fluttercommunity.dev/_github/header/flutter_sms)](https://github.com/fluttercommunity/community)
+
 [![Buy Me A Coffee](https://img.shields.io/badge/Donate-Buy%20Me%20A%20Coffee-yellow.svg)](https://www.buymeacoffee.com/rodydavis)
 [![Donate](https://img.shields.io/badge/Donate-PayPal-green.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=WSH3GVC49GNNJ)
 

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,5 @@`
	`1`	`+[![Flutter Community: flutter_sms](https://fluttercommunity.dev/_github/header/flutter_sms)](https://github.com/fluttercommunity/community)`
	`2`	`+`
`1`	`3`	`[![Buy Me A Coffee](https://img.shields.io/badge/Donate-Buy%20Me%20A%20Coffee-yellow.svg)](https://www.buymeacoffee.com/rodydavis)`
`2`	`4`	`[![Donate](https://img.shields.io/badge/Donate-PayPal-green.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=WSH3GVC49GNNJ)`
`3`	`5`