state progress as below

1. StartCandidacyRequirementsTracking <- first time user user LB (only once per user)
2. HasMetCandidacyRequirements <- when requirement is met (only once per user)
3. AnalyzerEnabledFlight <- when the user accepted as flight group (multiple times until user take action)
4. InfoBarShown <- when info bar is shown (multiple times until user takes an action)

actions user can take. (this can only happen once)
1. AnalyzerVsixHyperLine <- user choose to go to the link
2. NeverShowAgain <- user decide not to participate in the experiment

if user choose to install vsix (this can only happen once - unless user manually reinstall the vsix...)
1. Installed
2. Uninstalled

the first time user installed the vsix, we will report these extra info
1. DocumentDiagnostics - report only once per a document
2. ProjectDiagnostics - report only once per project

these 2 report include count per errors and FSA status. these only report once and never report again.