Otherwise Descriptor.getHelpFile(null) is called, which may produce a help page, but generally the wrong one.
(entry.jelly was already correct, so just making it consistent.)

set file.encoding=UTF-8 as default in OS X runner

Seems to have caused spurious timeout errors.
https://jenkins.ci.cloudbees.com/job/core/job/jenkins_main_trunk/1748/testReport/junit/hudson.scheduler/CronTabEventualityTest/testFirstSundayOfMonthWillBeEventuallyTriggeredWithinOneMonthAndOneWeek_0_/
java.lang.Exception: test timed out after 1000 milliseconds
	at java.io.UnixFileSystem.getBooleanAttributes0(Native Method)
	at java.io.UnixFileSystem.getBooleanAttributes(UnixFileSystem.java:242)
	at java.io.File.exists(File.java:772)
	at sun.misc.URLClassPath$FileLoader.getResource(URLClassPath.java:1072)
	at sun.misc.URLClassPath.getResource(URLClassPath.java:199)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:358)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
	at hudson.scheduler.CronTab.set(CronTab.java:87)
	at hudson.scheduler.CronTab.<init>(CronTab.java:83)
	at hudson.scheduler.CronTab.<init>(CronTab.java:66)
	at hudson.scheduler.CronTabEventualityTest.checkEventuality(CronTabEventualityTest.java:113)
	at hudson.scheduler.CronTabEventualityTest.testFirstSundayOfMonthWillBeEventuallyTriggeredWithinOneMonthAndOneWeek(CronTabEventualityTest.java:109)

[FIXED JENKINS-21024] Catch a full range of XStreamException’s during deserialization, including rethrown exceptions from readResolve.

Fix french translation

[JENKINS-11429] Add a column "Success" in test result table

h.n.AbstractNodeMonitorDescriptor$Record#<init>: Previous Free Disk Space monitoring activity still in progress. Interrupting
h.n.AbstractNodeMonitorDescriptor$Record#run: Unexpected node monitoring termination: Free Disk Space
java.lang.InterruptedException
	at java.lang.Object.wait(Native Method)
	at hudson.remoting.Request$1.get(Request.java:272)
	at hudson.remoting.Request$1.get(Request.java:210)
	at hudson.remoting.FutureAdapter.get(FutureAdapter.java:59)
	at hudson.node_monitors.AbstractAsyncNodeMonitorDescriptor.monitor(AbstractAsyncNodeMonitorDescriptor.java:97)
	at hudson.node_monitors.AbstractNodeMonitorDescriptor$Record.run(AbstractNodeMonitorDescriptor.java:282)

Plugins with ≥1 functional test and a ≥1.536 dep would sometimes fail during clean builds due to a race condition in WarExploder.

[FIXED JENKINS-20928] l:breakable mishandles HTML metacharacters

[JENKINS-10615] AbstractProjectTest.testWorkspaceLock frequently fails on jenkins.ci due to InterruptedException in HudsonTestCase.setUp.
Possibly because it is sorted after [JENKINS-15156] testGetBuildAfterGC and the test suite times out.

Introduce ModifiableViewGroup

[JENKINS-20951] [JENKINS-18410] Did not make it into 1.544 due to validated merge holdups (mostly randomly failing tests, sigh).