Add starters

spring-cloud-sleuth-core/pom.xml

@@ -58,6 +58,10 @@
 			<artifactId>spring-integration-core</artifactId>
 			<optional>true</optional>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework</groupId>
+			<artifactId>spring-context</artifactId>
+		</dependency>
 		<dependency>
 			<groupId>com.netflix.hystrix</groupId>
 			<artifactId>hystrix-core</artifactId>
@@ -109,6 +113,7 @@
 			<groupId>org.assertj</groupId>
 			<artifactId>assertj-core</artifactId>
 			<version>2.1.0</version>
+			<scope>test</scope>
 		</dependency>
 	</dependencies>