Nail explicit dependencies for s-c-context

pom.xml

@@ -70,6 +70,11 @@
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.cloud</groupId>
+				<artifactId>spring-cloud-context</artifactId>
+				<version>1.0.2.BUILD-SNAPSHOT</version>
+			</dependency>
+			<dependency>
+				<groupId>org.springframework.cloud</groupId>
 				<artifactId>spring-cloud-config-client</artifactId>
 				<version>1.0.2.BUILD-SNAPSHOT</version>
 			</dependency>

spring-cloud-netflix-core/pom.xml

@@ -36,6 +36,11 @@
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.cloud</groupId>
+			<artifactId>spring-cloud-context</artifactId>
+			<optional>true</optional>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.cloud</groupId>
 			<artifactId>spring-cloud-config-client</artifactId>
 			<optional>true</optional>
 		</dependency>

spring-cloud-netflix-sidecar/pom.xml

@@ -26,6 +26,10 @@
 			<artifactId>spring-cloud-commons</artifactId>
 		</dependency>
 		<dependency>
+			<groupId>org.springframework.cloud</groupId>
+			<artifactId>spring-cloud-context</artifactId>
+		</dependency>
+		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-web</artifactId>
 		</dependency>