Open MCT v1.7.3

Improvements
[Navigation Tree] Revert/Refactor - falls back to previous navigation tree implementation due to user feedback #3841
[Plots] Support pause / play #3782
"Ok" is not OK - Fixes the OK text to appear correctly in the application #3849
Browser back button in Open MCT #3588
[Plot] Synchronize time conductor to plot zoom/pan state. #1261

Bug Fixes
[Navigation Tree] Closed folders still listening to composition #3918
[Imagery] Compass element in images set to visible by default #3896
[Imagery] Compass rose does not resize with images #3742
Timers not updating for multiple users as expected #3608
[Plots] View large from display layouts should trigger a re-request of telemetry Improvement #3555
[Imagery] Imagery brightness and contrast are affecting the wrong DOM element #3467
LAD views should respond to conductor bounds changes #2929
LAD Table Set allowed to be created in/moved into LAD Table #2892

Documentation
[API Documentation] Small typo line 426 #3885

Deprecated features
Remove "follow timer" action and indicator #3824