[FIXED JENKINS-19383]

Fixed a bug in bytecode-compatibility-transformer where class file
format prior to 1.49 cannot have the ldc instruction pointing to a class
constant.
if useSecurity is set to false, it should trump all others
Revert "[FIXED JENKINS-18629]"

This reverts commit c01333c346176c93e8cbf93b5822978d8d2c0bff.
See
https://issues.jenkins-ci.org/browse/JENKINS-20262?focusedCommentId=188404&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-188404
for the discussion why this should be reverted.

Conflicts:

	core/pom.xml
[FIEXED JENKINS-20262]

Describing the previous fix.
Merge branch 'rc'
Fix typo

This caused the whole changelog to be monospaced.
[FIX JENKINS-20280] Calculates the order to override variables. This is an improved fix for [JENKINS-19488] and [JENKINS-19926].
[FIXED JENKINS-20280]

Merged pull request #986.
track uptime
[FIXED JENKINS-8408]

If slaves are late to come online after a Jenkins startup, we will see a huge spike of builds as Jenkins attempt to get a workspace for polling.
Merge pull request #978 from olivierdagenais/enhanceCurrentUserLink

Enhance the current user link in the header.
Merge pull request #977 from olivergondza/build-name-command-npe

[FIXED JENKINS-20057] NPE when issuing set-build-display-name CLI command
Merge pull request #976 from sghill/parametersaction-merge

Adding ParametersAction#merge(ParametersAction) method with tests.
Merge pull request #973 from olivergondza/cli-help

[JENKINS-20023] Make CLI interface help more accesible
[JENKINS-20023]

noting this change after the fact.
Looks like I didn't finish writing that sentence.
[JENKINS-19996] Setting the target version
[FIXED JENKINS-19996] Support view manipulation via Jenkins CLI

Merged pull request #971.
Merge pull request #969 from olivergondza/label-node-list-appearance

Improve label node list appearance
Updating Guava.

I found that literate-api library wants to use a newer version of Guava.
Sine all the usage of Guava in plugins end up picking up the version
from core, we need to rev this pretty aggressively.