Add BlockTypeDescription by @conradev

README.md

@@ -162,6 +162,7 @@ Projects in Swift language will be marked with :🔶: feel free to add your proj
  * [CocoaLumberjack](https://github.com/CocoaLumberjack/CocoaLumberjack) - A fast & simple, yet powerful & flexible logging framework for Mac and iOS.
  * [NSLogger](https://github.com/fpillet/NSLogger) - a high perfomance logging utility which displays traces emitted by client applications running on Mac OS X, iOS and Android.
  * [Aardvark](https://github.com/square/Aardvark/) - A performant logging framework that makes it dead simple to create actionable bug reports on iOS.
+ * [BlockTypeDescription](https://github.com/conradev/BlockTypeDescription) - Show type signatures when logging blocks.
 
 ### Maps
  * [Route-me](https://github.com/route-me/route-me) - Open source map library for iOS.