Add SNAPSHOT maven repository

README.md

@@ -56,6 +56,23 @@ where ${pf4j.version} is the last pf4j version.
 
 You may want to check for the latest released version using [Maven Search](http://search.maven.org/#search%7Cga%7C1%7Cpf4j)
 
+Also you can use the latest SNAPSHOT via the Sonatype Maven Repository. For this, you must add above lines in your `pom.xml`:
+
+```xml
+<repositories>
+    <repository>
+        <id>sonatype-nexus-snapshots</id>
+        <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+        <releases>
+            <enabled>false</enabled>
+        </releases>
+        <snapshots>
+            <enabled>true</enabled>
+        </snapshots>
+    </repository>
+</repositories>
+```
+
 How to use
 -------------------
 It's very simple to add pf4j in your application: