[FIXED JENKINS-16244] View.hasPeople too slow to use in sidepanel.jelly.(cherry picked from commit 73aac1073983e1f667d801387571d31857253ffc)

Conflicts:
	changelog.html
[FIXED JENKINS-16397] Just displaying /asynchPeople constructed the expensive People object merely to decide whether or not to display the “REST API” link.
(cherry picked from commit 063acce1e1886b8f30ba8657b1dbe7c7804e7796)

Conflicts:
	changelog.html
[FIXED JENKINS-16278] Fixed RememberMe cookie signature generation (bugfix on SECURITY-49)

New cookie signature generation was not implemented in creation of RememberMe cookie, but only in its verification.
Fixed by new override TokenBasedRememberMeServices2.loginSuccess
(cherry picked from commit 91bbae3c35230734fd2cf6926a7ac1239119fc6e)
changelog entry for JENKINS-16278(cherry picked from commit 0b5a4a3550dcff91b1bedeb77415f683b659634b)

Conflicts:
	changelog.html
use last remoting 2.19 fix for [JENKINS-6604]
(cherry picked from commit 76e31a3a5c039e317a84b4c3331e15c284d44435)

Conflicts:
	pom.xml
changelog entry for [JENKINS-6604]
(cherry picked from commit b80789474cacc64be4954f0f4473759311e80580)

Conflicts:
	changelog.html
[JENKINS-16273] Improved instructions for passing -jnlpCredentials.
First, display instructions when the user has CONNECT, not necessarily ADMINISTER.
Second, when anonymous users cannot CONNECT, show how to use -jnlpCredentials
(and do not bother showing javaws, since it does not work in this case).(cherry picked from commit a1e709ddf0ca48b25ad07ee13a2fbdb0a6d97c0e)

Conflicts:
	changelog.html
[FIXED JENKINS-16319] Stream ordering problem prevented SecretRewriter from working on Windows.(cherry picked from commit 8b8231108fb5930bab5c7e2f20685c9a9d237749)

Conflicts:
	changelog.html