snapshot build fixes

Author: Thomas Nield

README.md

@@ -2,7 +2,7 @@
 
 # RxJavaFX: JavaFX bindings for RxJava
 
-Read the free eBook [_Learning RxJava with JavaFX_](https://www.gitbook.com/book/thomasnield/rxjavafx-guide/details) to get started!
+Read the free eBook [_Learning RxJava with JavaFX_](https://www.gitbook.com/book/thomasnield/rxjavafx-guide/details) to get started.
 
 RxJavaFX is a lightweight library to convert JavaFX events into [RxJava](https://github.com/ReactiveX/RxJava) Observables/Flowables and vice versa. It also has a `Scheduler` to safely move emissions to the JavaFX Event Dispatch Thread.