Fixed confirmPOST JS utility not working with CSRF protection enabled.
[JENKINS-14362] Switch to jzlib for GZIP streaming.
[FIXED JENKINS-17276]

Noting the fix.
Merge commit '9d8ee80' into rc
back to 1.513
Stapler ≥2.11 to use
Merge branch 'master' into JENKINS-14362-jzlib
[JENKINS-18368] added isUnix override to launcher decorator classes so that isUnix is maintained for remote launcherswq
Merge remote-tracking branch 'upstream/master'
[maven-release-plugin] prepare release jenkins-1.519
[maven-release-plugin] prepare for next development iteration
updated changelog for release
[JENKINS-18381] Provide a mechanism to differentiate between node
properties that are applicable to the master node only and node properties
that can be applied to all nodes
[FIXED JENKINS-18368]: modified testcase asserts
[FIXED JENKINS-18368]: added Bug attributes
Better pronoun for job types
updated changelog for release
updated changelog for release
updated changelog as a part of the release
merged back the RC branch