[maven-release-plugin] prepare for next development iteration
Fix JENKINS-19291

Fixed the name of the item used to set the matrix mode internally.
Add content type to triggers
Added back the ability to send to culprits
Fix missing dependency for Mailer in pom.xml

Moving to new LTS requires adding Mailer as a dependency.
Add mailer to pom
Merge branch 'master' of https://github.com/jenkinsci/email-ext-plugin
Added JavaMail debug mode when in debug mode
Formatting fixes
Fix build issue
Fix issue
[maven-release-plugin] prepare release email-ext-2.33
[maven-release-plugin] prepare for next development iteration
revert field name
Added more debug for excluded commiters feature
Fix JENKINS-19583

Don't put PROJECT_DEFAULT_RECIPIENTS into the field by default
Fix JENKINS-19585

Fixed issue with contentType stuff
Add HtmlUnit tests
Disable tests until figure out how to reset descriptor
[maven-release-plugin] prepare release email-ext-2.34