upgrade dependencies

README.md

@@ -108,7 +108,7 @@ Druid Spring Boot Starter 基于 `spring-boot-configuration-processor` 模块，
 
 
 ## 演示
-[druid-spring-boot-samples](https://github.com/drtrang/druid-spring-boot/tree/master/druid-spring-boot-samples) 演示了 Starter 的使用方式，可以作为参考。 
+[druid-spring-boot-samples](https://github.com/drtrang/druid-spring-boot/tree/master/druid-spring-boot-samples) 演示了 Druid Spring Boot Starter 的使用方式，可以作为参考。 
 
 
 ## Change Log

druid-spring-boot-samples/pom.xml

@@ -79,11 +79,17 @@
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
         </dependency>
     </dependencies>
 
     <build>
         <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+                <version>${spring-boot.version}</version>
+            </plugin>
             <plugin>
                 <artifactId>maven-surefire-plugin</artifactId>
                 <version>${maven-surefire-plugin.version}</version>

pom.xml

@@ -46,7 +46,7 @@
         <java.version>1.8</java.version>
         <!-- 基础依赖 -->
         <spring.version>4.3.10.RELEASE</spring.version>
-        <spring-boot.version>1.5.5.RELEASE</spring-boot.version>
+        <spring-boot.version>1.5.6.RELEASE</spring-boot.version>
         <slf4j.version>1.7.25</slf4j.version>
         <servlet-api.version>3.1.0</servlet-api.version>
         <druid.version>1.1.2</druid.version>
@@ -79,6 +79,7 @@
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-configuration-processor</artifactId>
                 <version>${spring-boot.version}</version>
+                <optional>true</optional>
             </dependency>
             <dependency>
                 <groupId>org.springframework</groupId>