[1] Add "Seeing is Believing" cross-zone peer authentication Function
[2] Integrate PZP peer discovery with SiB
[3] Service sharing supports between cross-zone peers
[4] UI at PZP landing page to demo the functions

Jira Issue: WP-346
Code clean up and format check

Jira Issue: WP-346
Merge remote-tracking branch 'upstream/master' into Sib_Disco
Rebase client.html file and clean up

Jira Issue: WP-346
Document update and correction for LocalConnectionManager

Jira Issue: WP-711
Merge remote-tracking branch 'upstream/master' into Sib_Disco
Update per review comments

Jira Issue: WP-346
Merge pull request #431 from ziransun/Sib_Disco

Sib disco
Merge pull request #432 from ziransun/WP-711

Document update and correction for LocalConnectionManager
Handling of service unregistered/registered at PZH web server

 Service are cached for the service registered/unregistered at PZH.
 PZP is restarted those services are not loaded.

Jira Issue: WP-647