e2e scenarios

[danoswaltCL]

1. Create a list of tests to run during regression tests for e2e scenarios that we can reuse for future tests
2. Run the tests!

• Consistency Rule: tested using the Tester app
• Exclude If Reached: tested using the Tester app
• Post Experiment Rule: tested using the Tester app
• Condition Balance testing
  (multiple decision points, group based)
• Competing Decision Points
• Adaptive Experiment tests
• Within Subjects
• Stratified Random

[zackcl]

QA passed for Consistency Rule, Exclude If Reached, and Post Experiment Rule.