* Fixed heavy artillery stats
* New feature: Strategic Airlift

Added Heavy Artillery (specs still being tested). Heavy artillery has more attributes than light, causing collateral damage and with techs become a counter battery company, boosting line artillery defence.
Added naval historical designs.
Added deck guns for submarines.
Added Large Cruiser armor. Large cruisers can be built out of heavy hulls (like the Alaska, which was VERY BIG for a cruiser, or the Panzerschiff hull, making most of the large cruiser/cruiser killer projects viable. Some nations have icons for that.
Fixed the hovercraft tech being available outside of special projects.
Fixed the Para Tank research order.
Other (many) bug fixes.

Added Patrol Hovercrafts.
Added a few extra colorful icons for the P-51 and P-47.
Readjusted Airmobile stats.
Fixed some bugs.
Possibly some other things...

- Hotfix to broken tank modules

Fixed German ship templates gained from National Focuses.
Added historical Soviet aircraft templates.
Added new tank modules.
Big rework of the air template system, plus a lot of new aircraft modules.
Readjusted historical templates from USA and GER to adhere to new modules.
Assorted bug fixes.

Spy Satellites Hotfix

- A lot of new aircraft modules.
- USA and GER historical (and 'what if') aircraft templates.
- Antipodal Bomber Special Project.
- Spy Satellite Special Project.
- Antipodal Bomber Nuclear Strike Raid.
- Antipodal Bomber Recon Mission Raid.
- Spy Satellite Recon Mission Raid.
- Bug fixes.
- Multiple new icons.

- Improved the AI logic on when and what to prioritize for Special Projects. This is a WIP and can change.
- Included (some) historical airplane designs for the USA.
- Reintroduced the equipment template saving function.

Quick fixes:
* Henschel MIO fixed.
* GoE puppets fixed.
* Shackles fixed for GoE countries.
* Reduced research times for various Special Projects to make it less time-compressed.

Quick fix for the recent patch.