2022-May-12 - Prerelease - 2.6.759

Bump com.diffplug.spotless from 6.5.2 to 6.6.0 (#10432)

Bumps com.diffplug.spotless from 6.5.2 to 6.6.0.

---
updated-dependencies:
- dependency-name: com.diffplug.spotless
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

2022-May-12 - Prerelease - 2.6.758

Some more clean up of action panels buttons UI. (#10437)

* Some more clean up of action panels buttons UI.

My previous refactoring in https://github.com/triplea-game/triplea/pull/10435 introduces a few layout issues I noticed in testing. This change fixes that and consolidates some similar code into a helper method.

2022-May-12 - Prerelease - 2.6.757

Small refinements to action panel UIs. (#10435)

- Makes the "Done" and other buttons be on the same row, to match the improvements to the move panel.
- Fixes some typos in message boxes (dont -> don't)
- Makes the pick territory panel (for random start delegate) actually say "land" territory
- A few small code clean ups.

2022-May-12 - Prerelease - 2.6.756

Code clean ups to AI code and another trace message. (#10430)

Code clean ups to AI code and another trace message.
No logic changes, some performance improvements by avoiding unnecessary operations.

Tested using a full game (18 rounds) with all-hard-AI round on 1942 global 2nd ed to verify no crashes from removing collection copies.

2022-May-11 - Prerelease - 2.6.755

Remove some unnecessary sleep invocations & clean up some code. (#10419)

* Remove some unnecessary sleep invocations.

* Also apply to two other places and clean up some null checks along the way.

* Omit debug code.

* More clean up to address codeclimate.

2022-May-11 - Prerelease - 2.6.754

Fix history related errors caused by some changes being done twice. (…

2022-May-11 - Prerelease - 2.6.753

Clean up some pro AI code related to purchasing. No logic changes. (#…

2022-May-11 - Prerelease - 2.6.752

Some code clean ups to UnitDrawer and TileManager. (#10433)

* Some code clean ups to UnitDrawer and TileManager.

Reduce use of Tectangle() to UnitsDrawer.

2022-May-10 - Prerelease - 2.6.751

Convert getOrDefault() calls that create collections to computeIfAbse…

2022-May-10 - Prerelease - 2.6.750

Improve command line shortcuts on Mac. (#10423)

On Mac, cmd-w is the standard shortcut for closing the window. So map it to "leave game". Change the shortcut for politics panel on Mac since cmd-w is not taken.