changed version to 2.5.4-SNAPSHOT

Author: Achim Brandt

README.md

@@ -21,13 +21,13 @@ To add the driver to your project with maven, add the following code to your pom
   <dependency>
     <groupId>com.arangodb</groupId>
     <artifactId>arangodb-java-driver</artifactId>
-    <version>[2.5.3-SNAPSHOT,2.5.3]</version>
+    <version>[2.5.4-SNAPSHOT,2.5.4]</version>
   </dependency>
 	....
 </dependencies>
 ```
 
-If you want to test with a snapshot version (e.g. 2.5.3-SNAPSHOT), add the staging repository of oss.sonatype.org to your pom.xml:
+If you want to test with a snapshot version (e.g. 2.5.4-SNAPSHOT), add the staging repository of oss.sonatype.org to your pom.xml:
 
 ```XML
 <repositories>

pom.xml

@@ -4,7 +4,7 @@
 
 	<groupId>com.arangodb</groupId>
 	<artifactId>arangodb-java-driver</artifactId>
-	<version>2.5.3</version>
+	<version>2.5.4-SNAPSHOT</version>
 	<inceptionYear>2012</inceptionYear>
 	<packaging>jar</packaging>