Added description to project

pom.xml

 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    
-    
+        
     <groupId>de.cebitec.common</groupId>
     <artifactId>dbxref</artifactId>
     <version>1.2.0-SNAPSHOT</version>
@@ -15,6 +14,10 @@
         </license>
     </licenses>
     
+    <description>
+        Library for resolving of database cross references (dbxrefs) to urls.
+    </description>
+    
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>