Missed this in previous commit - bad idea making even small changes late at night ;)

(cherry picked from commit 3daa6a97)

(cherry picked from commit 286337ea)

Adapted from #1375 by @daniel-beck: omitting change to User construction, and adding test.
(cherry picked from commit 088edabb)

Conflicts:
	changelog.html

Integrated new dom4j

Integrating dom4j with the fix for java.lang.ClassCastException:
org.dom4j.DocumentFactory cannot be cast to org.dom4j.DocumentFactory

See: https://github.com/stapler/stapler/pull/36

This change improves the handling of errors in hudson.model.Executor, which cause issues like JENKINS-18164.
The change also introduces several annotations in order to prevent further issues.
Signed-off-by: NOleg Nenashev <o.v.nenashev@gmail.com>

[FIXED JENKINS-24095] Ensure only numExecutors exist when reducing

[FIXED JENKINS-24032] Different message when restart is not supported.

[FIXED JENKINS-23988] Consider CLIAuthenticator for CLIMethods

Some updates to Swedish translations.
Thanks!

[READY] [FIXED JENKINS-19691] - Added the hudson.model.Queue.cacheRefreshPeriod option

The option allows to manage the refresh period of the internal queue cache.
Signed-off-by: NOleg Nenashev <o.v.nenashev@gmail.com>

Signed-off-by: NAnders Hammar <anders@hammar.net>

… hudson.ExpressionFactory2$JexlExpression evaluate
WARNING: Caught exception evaluating: it.authorities in /user/demo/. Reason: java.lang.reflect.InvocationTargetException
java.lang.reflect.InvocationTargetException
	at …
Caused by: org.acegisecurity.userdetails.UsernameNotFoundException: demo
	at hudson.security.SecurityRealm$None$2.loadUserByUsername(SecurityRealm.java:494)
	at jenkins.security.ImpersonatingUserDetailsService.loadUserByUsername(ImpersonatingUserDetailsService.java:32)
	at hudson.model.User.impersonate(User.java:282)
	at hudson.model.User.getAuthorities(User.java:769)
	... 93 more

This really merges pull request #1330

Merged pull request #1330