Readme: added badges

Author: futuretap

README.md

@@ -1,8 +1,10 @@
 # FTLinearActivityIndicator
 
 [![Version](https://img.shields.io/cocoapods/v/FTLinearActivityIndicator.svg?style=flat)](http://cocoapods.org/pods/FTLinearActivityIndicator)
+[![Swift Package Manager compatible](https://img.shields.io/badge/SPM-compatible-brightgreen.svg)](https://swiftpackageindex.com/futuretap/FTLinearActivityIndicator)
 [![License](https://img.shields.io/cocoapods/l/FTLinearActivityIndicator.svg?style=flat)](https://creativecommons.org/licenses/by-sa/4.0/)
 [![Platform](https://img.shields.io/cocoapods/p/FTLinearActivityIndicator.svg?style=flat)](http://cocoapods.org/pods/FTLinearActivityIndicator)
+[![Sponsor](https://img.shields.io/badge/Sponsor-ff40a0)](https://github.com/sponsors/futuretap)
 [![Twitter](https://img.shields.io/twitter/follow/ortwingentz.svg?style=social&label=Follow)](https://twitter.com/ortwingentz)
 
 iPhones with a notch don't display the network activity indicator [anymore](http://www.futuretap.com/blog/fix-for-the-missing-network-activity-indicator-on-iphone-x). This framework brings it