moved Context and ContextHelper to javaposse.jobdsl.dsl
better JavaDoc
[FIXED JENKINS-26071] Extend HtmlPublisher for configuration of allowMissing
[JENKINS-25482] Support for extended email triggers Always, FirstUnstable, FixedUnhealthy, SecondFailure, StatusChanged
cleanup
Merge branch 'ext-email'
Add ConcurrentModificationException workaround.
Merge pull request #336 from CoreMedia/context

Moved Context and ContextHelper to javaposse.jobdsl.dsl
Allow views to be deleted
Separate remove actions for jobs and views
Consider views in folders
added Troubleshooting section, changed some wording
Merge branch 'concurrentmodificationexception'
added closure for HTML report details
Merge branch 'JENKINS-26071'

Conflicts:
	job-dsl-core/src/main/groovy/javaposse/jobdsl/dsl/helpers/publisher/HtmlReportContext.groovy
replaced JenkinsJobManagement.getItemNameFromPath by FilenameUtils.getName
cleanup, code format, removed one constructor in ExecuteDslScripts,
added release notes
Merge branch 'JENKINS-26152'

Conflicts:
	docs/Home.md
enable IDE support for IDEA