Fix JENKINS-20384

Added more information to the help files.
Fix JENKINS-22041

Added check to see if any tests failed this time that didn't fail last
time
Merge branch 'master' of github.com:jenkinsci/email-ext-plugin
Match wiki: Defining a new extension point
Add/use public helper to get the build requester
Add FailingTestSuspectsRecipientProvider
[maven-release-plugin] prepare for next development iteration
Merge pull request #90 from krwalker/failing-test-suspects-recipient-provider

Failing test suspects recipient provider
Update to latest LTS in pom.xml and fix tests for new JenkinsRule visibility (before, after)
Merge branch 'master' of github.com:jenkinsci/email-ext-plugin
Update for changes to LTS
Fix test failure
Merge tag 'email-ext-2.38.1'

[maven-release-plugin]  copy for tag email-ext-2.38.1

Conflicts:
	pom.xml
	src/main/java/hudson/plugins/emailext/EmailType.java
[JENKINS-17742] - Pick Up Committer from Upstream Job
[JENKINS-17742] - Pick Up Committer from Upstream Job
- fixed review comments (logging and spacing)
JENKINS-23619 

updated getTemplateConfigProviders to create a new List instead of using an immutable empty list from Collections.
JENKINS-23619

added missing import statement
Merge pull request #92 from alexouzounis/master

JENKINS-23619
Fix typo
JENKINS-23691
Support regex/replace attributes in ${CHANGES} token to modify changes message