That's the parent's group ID.  If I don't change that, I can't build against the LTS version you suggest (1.424):
```
[INFO] Scanning for projects...                                                                     
Downloading: http://repo.jenkins-ci.org/public/org/jvnet/hudson/plugins/plugin/1.424/plugin-1.424.pom                                                                                                   
[ERROR] The build could not read 1 project -> [Help 1]                                              
[ERROR]                                                                                             
[ERROR]   The project org.jvnet.hudson.plugins:tfs:1.21-SNAPSHOT (/home/odagenais/git/tfs-plugin/pom.xml) has 1 error                                                                                   
[ERROR]     Non-resolvable parent POM: Could not find artifact org.jvnet.hudson.plugins:plugin:pom:1.424 in repo.jenkins-ci.org (http://repo.jenkins-ci.org/public/) and 'parent.relativePath' points at wrong local POM @ line 3, column 11 -> [Help 2]                                                    
[ERROR]                                                                                             
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.                 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.                              
[ERROR]                                                                                             
[ERROR] For more information about the errors and possible solutions, please read the following articles:                                                                                               
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/ProjectBuildingException          
[ERROR] [Help 2] http://cwiki.apache.org/confluence/display/MAVEN/UnresolvableModelException
```
...as 1.395 appears to be the latest one available at: http://repo.jenkins-ci.org/public/org/jvnet/hudson/plugins/plugin/

What's so bad about changing the parent group ID?  It seemed to me the jvnet hudson plugin had been deprecated (although my Maven-fu isn't yet super-awesome, please let me know if I misinterpreted this).