updated dependencies and plug-ins

pom.xml

@@ -26,7 +26,7 @@
 		<java.version>1.6</java.version>
 		<checkstyle.version>2.17</checkstyle.version>
 		<findbugs.version>3.0.3</findbugs.version>
-		<pmd.version>3.5</pmd.version>
+		<pmd.version>3.6</pmd.version>
 		<javadoc.version>2.10.3</javadoc.version>
 	</properties>
 
@@ -126,7 +126,7 @@
 		<dependency>
 			<groupId>org.slf4j</groupId>
 			<artifactId>slf4j-api</artifactId>
-			<version>1.7.13</version>
+			<version>1.7.14</version>
 		</dependency>
 		<dependency>
 			<groupId>ch.qos.logback</groupId>
@@ -153,7 +153,7 @@
 		<dependency>
 			<groupId>org.apache.commons</groupId>
 			<artifactId>commons-math3</artifactId>
-			<version>3.2</version>
+			<version>3.6</version>
 		</dependency>
 	</dependencies>
 
@@ -203,7 +203,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-compiler-plugin</artifactId>
-				<version>3.3</version>
+				<version>3.5</version>
 				<configuration>
 					<showDeprecation>true</showDeprecation>
 					<source>${java.version}</source>

src/main/java/teetime/stage/basic/distributor/strategy/RoundRobinStrategy.java

+/**
+ * Copyright (C) 2015 Christian Wulf, Nelson Tavares de Sousa (http://teetime-framework.github.io)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package teetime.stage.basic.distributor.strategy;
 
 /**

src/main/java/teetime/stage/basic/distributor/strategy/RoundRobinStrategy2.java

+/**
+ * Copyright (C) 2015 Christian Wulf, Nelson Tavares de Sousa (http://teetime-framework.github.io)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package teetime.stage.basic.distributor.strategy;
 
 /**