A job without a firstBuild is not causing an NPE anymore.

build

[FIXED JENKINS-9102] Changed buildListTable column name from Date to Time Since, to reflect actual content.

type references by default (can now be done by passing "true" parameter).
This restores ability to use %VAR% references for ant build steps on windows.

[FIXED JENKINS-8968] When both "block build when upstream/downstream is building" are checked,the upstream block check wasn't taking effect.

mappings.

that results in missing tail bits when the master is heavily loaded.

Added autocompletion to build after other textbox, and textboxes can now use autocompletion without needing a true field via the autoCompleteField attribute.

- Pass TaskListener to enable listeners to report what they are doing
- Added another callback to report a failure

I wasn't initially planning to do this, but it turns out more people needed this feature than I thought.

I left the text as is, but defined a mechanism to override this in the plugin, in a possibly context sensitive way. For example, a plugin can replace this text on a job-by-job basis, or by looking at some property/builder/etc.

While the original report is in https://cloudbees.zendesk.com/tickets/427, this fix also takes care of JENKINS-4220.

[FIXED JENKINS-8917] Plugin Manager incorrectly displays "Changes will take effect when you restart Jenkins".