* [FIXED JENKINS-41684] Ensure that PluginManager.dynamicLoad runs as SYSTEM.
Test plugin source:
package test;
import hudson.Plugin;
import jenkins.model.Jenkins;
public class ThePlugin extends Plugin {
    @Override
    public void postInitialize() throws Exception {
        Jenkins.getInstance().checkPermission(Jenkins.ADMINISTER);
    }
}

* @daniel-beck wants this all reindented.

[JENKINS-39402] Cap the number of group headers printed by AccessDeniedException2

[FIXED JENKINS-37590] Return a null property if no parameters

[JENKINS-41825] Display an informative message, rather than a Groovy exception, when View.getItems fails

@daniel-beck’s 56da4255 merging #2722 implied that JENKINS-40088 was fixed in 2.42; in fact it is toward 2.46.

Stapler 1.250

[FIX JENKINS-41457] Use BUILD_NOW_TEXT for parameterised jobs

[JENKINS-16634] Do not fail to write a log file just because something deleted the parent directory

[FIXED JENKINS-41825] Display an informative message, rather than a Groovy exception, when View.getItems fails.

[FIXED JENKINS-16634] Do not fail to write a log file just because something deleted the parent directory.

Suppress Windows tests for the moment

Fix eu translations

Since reviewers could not agree on a way to cap group headers, simply omitting them altogether by default.
Test still reproduces the original issue when flag is set on:
… org.eclipse.jetty.server.HttpChannel$CommitCallback failed
WARNING: Commit failed
java.io.IOException: Response header too large
	at org.eclipse.jetty.http.HttpGenerator.generateResponse(HttpGenerator.java:402)
	at org.eclipse.jetty.server.HttpConnection$SendCallback.process(HttpConnection.java:655)
	at …
	at hudson.security.AccessDeniedHandlerImpl.handle(AccessDeniedHandlerImpl.java:57)
	at …
Caused by: java.nio.BufferOverflowException
	at java.nio.HeapByteBuffer.put(HeapByteBuffer.java:189)
	at java.nio.ByteBuffer.put(ByteBuffer.java:859)
	at org.eclipse.jetty.http.HttpGenerator.putTo(HttpGenerator.java:1087)
	at org.eclipse.jetty.http.HttpGenerator.generateHeaders(HttpGenerator.java:705)
	at org.eclipse.jetty.http.HttpGenerator.generateResponse(HttpGenerator.java:387)
	... 66 more
java.lang.AssertionError: expected:<403> but was:<500>
	at org.junit.Assert.fail(Assert.java:88)
	at org.junit.Assert.failNotEquals(Assert.java:834)
	at org.junit.Assert.assertEquals(Assert.java:645)
	at org.junit.Assert.assertEquals(Assert.java:631)
	at hudson.security.AccessDeniedException2Test.youAreInGroupHeaders(AccessDeniedException2Test.java:56)