Updated java-client version to 8.0.0

Author: innovater21

pom.xml

@@ -25,7 +25,7 @@
 		<dependency>
 			<groupId>io.appium</groupId>
 			<artifactId>java-client</artifactId>
-			<version>7.0.0</version>
+			<version>8.0.0</version>
 		</dependency>
 		<dependency>
 			<groupId>com.browserstack</groupId>