Fix test failure by cleaning up static state after tests

Set ATH mvn run: set batch mode, and show versions

* [JENKINS-9104] Add a test method to show that vetos aren't processed on slaves

* Move the veto check to always run on the master

* Add a flag to skip master call if empty list

- also correct a bad annotation in Run

Cleanup since Javadoc tags

Pick-up parent pom 1.41 adding junit to dependencyManagement

Fixed encoding in German translation (log recorder levels)

* [JENKINS-31661] Add an administrative monitor to check the root url configuration
- add the monitor + test

* - corrections requested by Oleg in code review

* - add a field to fill during SetupWizard for the rootUrl (default value using javascript but editable)
- WIP : missing the translation

* - revert whitespace change

* - little refactoring of js methods

* - translation added

* - modification requested during PR by Jesse

* - renaming proposed by Keith

* - rework to have a new page in the SetupWizard for the root URL

* Correct relevant non-conflicting merge changes

* - in case of skip => also skip the instance configuration
- terminate => finish (+ uppercase)
- replace double single quotes
- add help message in the wizard to inform admins
- correct the installState serialization problem
- update working (admin monitor + wizard)

* address Daniel's comment
- skip all steps will show two messages instead of one (like before when clicking on skip twice)
- skip => not now
- remove margin and adjust padding for the wizard forms
- add the "if possible"

* address Arnaud's comment on the sauter vs passer

* address Liam's comment

* correct previous commit typo

* correct previous commit typo (2)

* add blank end line

* address James' comment

* address Daniel's comment

* address Devin's comment
- implement error management in the wizard
- provide different message in the monitor in case of null / invalid url
- add an helper to validate URL (even with _ in domain)
- add @Restricted

* - also update the monitor test to be consistent with its new behavior

* address Devin's comments

* correct header files

* include relevant classes for the url validation from commons-validator:1.6

* Move Apache classes in a more standard package

Add Chinese translation for slave

* [JENKINS-50616] - Add org.jruby.RubyNil to the whitelist

* [JENKINS-50616] - Fix the typo in the comment

[JENKINS-50164] Remove UI option to modify WS and builds locations

[JENKINS-50939] - Whitelist java.util.EnumSet

-Djenkins.model.Jenkins.crumbIssuerProxyCompatibility=true enables proxy compatibility on startup

[JENKINS-48347] - Update WinP from 1.25 to 1.26 to pick the Weblogic classloader fix for WinP DLLs

Add Chinese translation for global configuration

* Add the checkMethod attribute to textbox
- better discovery capability for the plugin maintainers and core developers

* Address Daniel's comment about the possible values

* Address Devin's comment about the documentation content

Update Remoting to 3.20 in order to refresh the code signing certificate

[JEP-202] Extending VirtualFile

Improve the french translation: 'pas bonne' isn't a great wording