Create Big Cannons Advanced Technologies

Changelog:

- New Rocket pads

The rocket pads have a capacity of 15 rockets

- New Rocket rails

The rocket rails can hold up to 4 medium rockets

- Rockets

Small rockets with different warheads (AP, Flak, HE, HE-I)

- Medium Rockets

Rockets with more fuel, also coming in different flavors (AP, HE, HE-F, HEAT)

- Bushes

Twin Autocannons can be hidden in leaves now

Bugfixes

- Fixed game crashes

There where some version incompatibilities, which caused game crashes (CBC 5.10 is supported now)

- Cannon Carriage support

Twin Autocannons, Heavy Autoannons now support changing the rounds per minute on cannon carriages