appsdk-bump-app-catalog 456 bumping sdk to 1937-73337fb

sdk commit: RallySoftware/appsdk@73337fb7756981f2ce3816bcee2089e08dd13a7a
author: David Wire
message: S63538: Fix destruction of Deft MVC controllers, issue found during development
Fixing flaky PrintTaskCards spec again
Revert "Remove iteration progress app and tests"

This reverts commit 4c0ae429f1207bdcdb3c263b25552ac4fcac1119.
Reapply "Remove iteration progress app and tests"

This reverts commit cae0adf1dcc9194bf15d66d93a284fa16ab32056.
S64043: Expand All/Collapse All for Iteration Tracking Board
appsdk-bump-app-catalog 457 bumping sdk to 1940-5f4ae48

sdk commit: RallySoftware/appsdk@eee0b89709726d514e0b72351c521fc5eb7fc64b
author: Dave Thompson
message: Added null checks to deflake tests.

sdk commit: RallySoftware/appsdk@5f4ae48c2d4ace0c98ed7e50e84591140a97aa1f
author: Dave Thompson
message: Revert "Added null checks to deflake tests."
appsdk-bump-app-catalog 458 bumping sdk to 1941-8215032

sdk commit: RallySoftware/appsdk@82150321bc7b158aaeec39c297b5dcaf90c56273
author: Dave Thompson
message: Added null check to fix flakiness
Merge pull request #67 from RallySoftware/S64043_toolbar

S64043: Expand All/Collapse All for Iteration Tracking Board
Revert "S64043: Expand All/Collapse All for Iteration Tracking Board"

This reverts commit c401475997e0aa0d137bb8311428bb140f844661.
appsdk-bump-app-catalog 459 bumping sdk to 1944-5c2f5d7

sdk commit: RallySoftware/appsdk@103b5a5727e89f33ac824e0ef0b60637e7dcf00d
author: Ben Ridge and Dave Thompson
message: S64043: Add expand/collapse all to iteration tracking board.

sdk commit: RallySoftware/appsdk@240a9f6fec3714ea2873beae30bf8cd91ea521c5
author: Steven Boles
message: S62860 Added task and defect editable detail pages.

sdk commit: RallySoftware/appsdk@5c2f5d740b7650fe2a29b33f0a89a7a2243c7e4d
author: Ben Ridge and Dave Thompson
message: Revert "S64043: Add expand/collapse all to iteration tracking board."
DE19842: Fix group by settings dropdown on kanban, custom board apps
S63549: Portfolio Kanban Board: Move fields picker to front of board.