Update reference to beta 8 in documentation

Author: adrienbaron

docs-source/book/README.md

@@ -47,7 +47,7 @@ When you are ready, you can get started with by **[setting it up on your project
     If you use it on a project, please <a href="https://gitter.im/Axellience/vue-gwt" target="_blank">let us know how it goes</a>.
 </p>
 
-*This documentation was last updated for [Vue.js v2.5.16](https://github.com/vuejs/vue/releases/tag/v2.5.16) and Vue GWT 1.0-beta-7*
+*This documentation was last updated for [Vue.js v2.5.16](https://github.com/vuejs/vue/releases/tag/v2.5.16) and Vue GWT 1.0-beta-8*
 
 ## Who made this?
 

docs-source/book/project-setup.md

@@ -13,13 +13,13 @@ To add Vue GWT to your Maven project, simply add the following to your `pom.xml`
         <dependency>
             <groupId>com.axellience</groupId>
             <artifactId>vue-gwt</artifactId>
-            <version>1.0-beta-7</version>
+            <version>1.0-beta-8</version>
         </dependency>
         <!-- Annotation Processors for Vue GWT -->
         <dependency>
             <groupId>com.axellience</groupId>
             <artifactId>vue-gwt-processors</artifactId>
-            <version>1.0-beta-7</version>
+            <version>1.0-beta-8</version>
 			<optional>true</optional>
         </dependency>
     </dependencies>