Info about deploying on maven centra.

README.md

@@ -9,10 +9,44 @@ Micromata Genome Commons is a set of Java libraries to build mostly webserver ba
 # Build
 Checkout and build with maven using the root pom.
 
-# Licence
+# License
 MGC is released unter the Apache 2.0 License. 
 See https://www.apache.org/licenses/LICENSE-2.0.html
 
 # Documentation and more
 
 Please refer to the [Wiki on GitHub](https://github.com/micromata/mgc/wiki).
+
+# Deployment to Maven central:
+
+Refer https://github.com/micromata/Merlin/tree/master/merlin-core#general-information-of-how-to-publish-to-maven-central
+
+Instead of running gradle, use mvn:
+
+```mvn -Prelease clean deploy```
+
+The maven settings file (```~/m2/settings.xml```) may look like:
+````
+<settings>
+  <profiles>
+    <profile>
+      <id>ossrh</id>
+      <activation>
+        <activeByDefault>true</activeByDefault>
+      </activation>
+      <properties>
+        <gpg.executable>gpg</gpg.executable>
+        <gpg.key>xxx</gpg.key>
+        <gpg.passphrase>xxx</gpg.passphrase>
+      </properties>
+    </profile>
+  </profiles>
+  <servers>
+    <server>
+      <id>ossrh</id>
+      <username>xxx</username>
+      <password>xxx</password>
+    </server>
+  </servers>
+</settings>
+```