Fix proposal for [JENKINS-20288] - Allow rebuild plugin to use default configuration page from any parameters.
Revert "Fix proposal for [JENKINS-20288] - Allow rebuild plugin to use default configuration page from any parameters."

This reverts commit d412c3d4224af25d35ea07c0f6cb68149afb9ffe.
Merge https://github.com/jenkinsci/rebuild-plugin
Fix proposal for [JENKINS-20288] - Allow rebuild plugin to use default
configuration page from any parameters as last resort option.
If no RebuildParameterProvider, nor internal suitable jelly file is
found, then it falls back onto default parameter value page.
Fix NPE from the unittest log during jelly rendering.
Merge pull request #19 from williambernardet/master

Fix proposal for [JENKINS-20288] - Allow rebuild plugin to use default configuration page from any parameters.