prepare for 2.5.0 release

README.md

@@ -72,7 +72,7 @@ Add the XChart library as a dependency to your pom.xml file:
     <dependency>
         <groupId>com.xeiam.xchart</groupId>
         <artifactId>xchart</artifactId>
-        <version>2.4.3</version>
+        <version>2.5.0</version>
     </dependency>
 ```
 
@@ -88,7 +88,7 @@ For snapshots, add the following to your pom.xml file:
     <dependency>
       <groupId>com.xeiam</groupId>
       <artifactId>xchart</artifactId>
-      <version>2.4.4-SNAPSHOT</version>
+      <version>2.5.1-SNAPSHOT</version>
     </dependency>
 ```
 
@@ -110,7 +110,7 @@ Snapshots can be manually downloaded from Sonatyope: [https://oss.sonatype.org/c
 ## Running Demo
 
     cd /path/to/xchart-demo/jar/
-    java -cp xchart-demo-2.4.3.jar:xchart-2.4.3.jar com.xeiam.xchart.demo.XChartDemo
+    java -cp xchart-demo-2.5.0.jar:xchart-2.5.0.jar com.xeiam.xchart.demo.XChartDemo
 
 ## Bugs
 Please report any bugs or submit feature requests to [XChart's Github issue tracker](https://github.com/timmolter/XChart/issues).