Fix Parachutable to work for tank drops
Merge pull request #7102 from ScottNZ/parachutable

Fixes #7101
Second implementation of Sandworms

Fix tabs in AttackSwallow.cs
Step three in implementing sandworms

Removed/fixed comments

Code style fixes

Fixed AttackWander, addressed style nits

Fix Travis crash
Improved visuals, added WormSign norification
Add RadarPing on worm spawn, fix wandering issue, add new Wormspawner.shp
Add WormAttack notification, fix worm min count and spawn interval

Enhance usage of WormManager Minimum and Maximum properties, add escape radius to AttackSwallow