added python venv verification to jenkins file

* updated jenkinsfile for multibranch pipelines.

added pytest.ini for new_feature custom marker.

added new_feature marker for testing to datepicker file.

* added 's' to trigger name githubpullrequests

* updated jenkinsfile triggers.

* updated jenkins

* updated jenkins file

* changed jenkins file

* added smoke_tests for basic functions

* updated jenkins file and pytest.ini with smoke test selection

* updated smoke test and home page with is_loaded function based on EC

* changed jenkins file to ensure pipeline continues even if no tests are found matching selector + pytest.ini with smoke marker

* Changed Junit to optional in jenkins file

* updated jenkinsfile to give more debug info

* updated jenkinsfile to actually run smoke tests

* updated jenkinsfile, changed -k -> -m in run tests

* updated jenkinsfile, added smoke test that always passes

* changed jenkins file

* ... changed jenkinsfile == -> =

* updated Jenkinsfile for pytest -cov

* added missing colon to jenkinsfile