* update jira detector to match new variable tokens
* add versioned interface
* use _v2 format for naming packages w. versioner
- also added documentation for internal/external contrib.
* migrate jira and jira_v2 secrets tests to newer version
* add v2 specific domain and email
* add support for tri-state verification
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Co-authored-by: Zubair Khan <zkhan124@umd.edu>