Bug Fixes

[nagendramishr]

2.2.10.5-d1

• Bug Fix: Start App Insights with app config setting
• Bug Fix: environment defaults and BackendOptions were getting mixedup
• Bug Fix: Probes not getting logged
• Bug Fix: Environment variables not being defaulted to
• Bug Fix: Make sure program does not exit until shutdown completes
• Make shared_iterator use either singlePass or maxAttempts, default to singlePass.
• Don't invalidate shared iterators unless using latency load balancer and the order changed
• In the case of a 404, use the same response path as a normal response