chore: changed group id to org.codejive.jpm

In case we ever want to split the project into multiple modules.

Author: quintesse

pom.xml

@@ -3,7 +3,7 @@
          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>org.codejive</groupId>
+    <groupId>org.codejive.jpm</groupId>
     <artifactId>jpm</artifactId>
     <version>0.1-SNAPSHOT</version>