pom

pom.xml

@@ -15,6 +15,11 @@
 		<akka.version>2.4.17</akka.version>
 		<logback.version>1.1.2</logback.version>
 		<slf4j-api.version>1.7.7</slf4j-api.version>
+		<gumtree.version>2.0.0-SNAPSHOT</gumtree.version>
+		<junit.version>4.12</junit.version>
+		<redis.version>2.8.1</redis.version>
+		<commons.version>1.3</commons.version>
+		<commons-io.version>2.4</commons-io.version>
 	</properties>
 
 	<dependencies>
@@ -36,21 +41,21 @@
 			<groupId>com.github.gumtreediff</groupId>
 			<artifactId>core</artifactId>
 			<scope>compile</scope>
-			<version>2.0.0-SNAPSHOT</version>
+			<version>${gumtree.version}</version>
 		</dependency>
 
 		<dependency>
 			<groupId>com.github.gumtreediff</groupId>
 			<artifactId>gen.jdt</artifactId>
 			<scope>compile</scope>
-			<version>2.0.0-SNAPSHOT</version>
+			<version>${gumtree.version}</version>
 		</dependency>
 
 		<dependency>
 			<groupId>com.github.gumtreediff</groupId>
 			<artifactId>gen.srcml</artifactId>
 			<scope>compile</scope>
-			<version>2.0.0-SNAPSHOT</version>
+			<version>${gumtree.version}</version>
 		</dependency>
 
 		<!-- SLF4J - API -->
@@ -75,28 +80,28 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.12</version>
+			<version>${junit.version}</version>
 <!--			<scope>test</scope>-->
 		</dependency>
 
 		<dependency>
 			<groupId>redis.clients</groupId>
 			<artifactId>jedis</artifactId>
-			<version>2.8.1</version>
+			<version>${redis.version}</version>
 		</dependency>
 
 		<!-- https://mvnrepository.com/artifact/org.apache.commons/commons-text -->
 		<dependency>
 			<groupId>org.apache.commons</groupId>
 			<artifactId>commons-text</artifactId>
-			<version>1.3</version>
+			<version>${commons.version}</version>
 		</dependency>
 
 
 		<dependency>
 			<groupId>commons-io</groupId>
 			<artifactId>commons-io</artifactId>
-			<version>2.4</version>
+			<version>${commons-io.version}</version>
 		</dependency>