2.16.5 Pending Limits, Auth Required Flag, Misc

Core

• increase default max (pending) messages, ability to set pending limits in subscribe options #799 @scottf
• better setup of pending limits #804 @scottf
• ignore auth required flag from server when building connection string #807 @scottf @ColinSullivan1

Etc. Tests / Docs / Examples

• Fix test only check mirror direct 2.9.0 and later #794 @scottf
• Fixes typo in Readme #795 @aaabramov
• Better dev version and autobench naming #798 @scottf
• Change Temporary File Creation in unit test. #800 @JLLeitschuh
• fixed test - name not necessary, better for regression #803 @scottf