build: manage plugin version & remove build WARNING

## use the new dependency of commons-io

[WARNING] The artifact org.apache.commons:commons-io:jar:1.3.2 has been
relocated to commons-io:commons-io:jar:1.3.2

## manage plugin version of maven-jar-plugin and maven-deploy-plugin

[WARNING]
[WARNING] Some problems were encountered while building the effective
model for us.codecraft:webmagic-core:jar:0.7.3
[WARNING] 'build.plugins.plugin.version' for
org.apache.maven.plugins:maven-jar-plugin is missing. @
us.codecraft:webmagic-parent:0.7.3, /opt/code/git/webmagic/pom.xml, line
263, column 21
[WARNING]
[WARNING] Some problems were encountered while building the effective
model for us.codecraft:webmagic-extension:jar:0.7.3
[WARNING] 'build.plugins.plugin.version' for
org.apache.maven.plugins:maven-jar-plugin is missing. @
us.codecraft:webmagic-parent:0.7.3, /opt/code/git/webmagic/pom.xml, line
263, column 21
[WARNING]
[WARNING] Some problems were encountered while building the effective
model for us.codecraft:webmagic-scripts:jar:0.7.3
[WARNING] 'build.plugins.plugin.version' for
org.apache.maven.plugins:maven-jar-plugin is missing. @ line 61, column
21
[WARNING]
[WARNING] Some problems were encountered while building the effective
model for us.codecraft:webmagic-selenium:jar:0.7.3
[WARNING] 'build.plugins.plugin.version' for
org.apache.maven.plugins:maven-jar-plugin is missing. @
us.codecraft:webmagic-parent:0.7.3, /opt/code/git/webmagic/pom.xml, line
263, column 21
[WARNING] 'build.plugins.plugin.version' for
org.apache.maven.plugins:maven-deploy-plugin is missing. @ line 34,
column 12
[WARNING]
[WARNING] Some problems were encountered while building the effective
model for us.codecraft:webmagic-saxon:jar:0.7.3
[WARNING] 'build.plugins.plugin.version' for
org.apache.maven.plugins:maven-jar-plugin is missing. @
us.codecraft:webmagic-parent:0.7.3, /opt/code/git/webmagic/pom.xml, line
263, column 21
[WARNING] 'build.plugins.plugin.version' for
org.apache.maven.plugins:maven-deploy-plugin is missing. @ line 34,
column 21
[WARNING]
[WARNING] Some problems were encountered while building the effective
model for us.codecraft:webmagic-samples:jar:0.7.3
[WARNING] 'build.plugins.plugin.version' for
org.apache.maven.plugins:maven-jar-plugin is missing. @
us.codecraft:webmagic-parent:0.7.3, /opt/code/git/webmagic/pom.xml, line
263, column 21
[WARNING]
[WARNING] Some problems were encountered while building the effective
model for us.codecraft:webmagic-parent:pom:0.7.3
[WARNING] 'build.plugins.plugin.version' for
org.apache.maven.plugins:maven-jar-plugin is missing. @ line 263, column
21
[WARNING]
[WARNING] It is highly recommended to fix these problems because they
threaten the stability of your build.
[WARNING]
[WARNING] For this reason, future Maven versions might no longer support
building such malformed projects.

pom.xml

@@ -139,10 +139,10 @@
                 <version>3.2.2</version>
             </dependency>
             <dependency>
-                <groupId>org.apache.commons</groupId>
-                <artifactId>commons-io</artifactId>
-                <version>1.3.2</version>
-            </dependency>
+			    <groupId>commons-io</groupId>
+			    <artifactId>commons-io</artifactId>
+			    <version>2.7</version>
+			</dependency>
             <dependency>
                 <groupId>org.codehaus.groovy</groupId>
                 <artifactId>groovy-all</artifactId>
@@ -263,6 +263,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
+                <version>3.2.0</version>
                 <configuration>
                     <excludes>
                         <exclude>log4j.xml</exclude>

webmagic-core/pom.xml

@@ -67,7 +67,7 @@
         </dependency>
 
         <dependency>
-            <groupId>org.apache.commons</groupId>
+            <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
         </dependency>
 

webmagic-saxon/pom.xml

@@ -32,7 +32,9 @@
     <build>
         <plugins>
             <plugin>
+            	<groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-deploy-plugin</artifactId>
+                <version>3.0.0-M1</version>
                 <configuration>
                     <skip>true</skip>
                 </configuration>

webmagic-selenium/pom.xml

@@ -32,7 +32,9 @@
 	<build>
 		<plugins>
 			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-deploy-plugin</artifactId>
+				<version>3.0.0-M1</version>
 				<configuration>
 					<skip>true</skip>
 				</configuration>