Description:
This is set of three log trailers, which have larger space between forks, so you can load / unload them with front loader or big arm loaders. Autoload script was edited, so logs are now sorted to the piles.

v1.2
-added new 15m and 20m trailers
-added additional forks which can be folded / unfolded when you are loading short logs to 3 or 4 piles (15m and 20m trailers)
-added back attacher for trailer and trailerLow to all trailers
-fixed showing controls when attached to dolly
-Autoload script edited (logs are now sorted to the piles)
-you can change number of logs piles on your trailer from 1 to 4
-you can switch between piles manually
-you can show unload area to see where logs will be unloaded
-you can show load area to see current pile
-you can move, resize and rotate unload area
-improved stability of trailer
-all controls can be set in your Inputbindings
-you can enable / disable F1 help, will be saved as global in xml config file

12m trailer - 1 pile up to 12m, 2 piles up to 6m or 3 piles up to 4m
15m trailer - 1 pile up to 15m, 2 piles up to 7.5m or 3 piles up to 5m or 4 piles up to 3.5m
20m trailer - 1 pile up to 20m, 2 piles up to 10m, 3 piles up to 6.5m or 4 piles up to 5m

Controls:
KEY_X - fold / unfold additional forks (15m and 20m trailers)
KEY_B - start autoload
KEY_Y - start unload
KEY_O - change side (left / right)
KEY_KP_enter - change number of piles
KEY_KP_period - switch to next pile
KEY_KP_minus - shift unload position
KEY_KP_plus - resize unload position
KEY_KP_0 - rotate unload position
KEY_KP_multiply - show / hide load position (current pile)
KEY_KP_divide - show / hide unload position
KEY_lctrl KEY_t - show / hide F1 help controls (saved in xml config file)

If you find any errors or issues, let me know in comments or to [email protected] and i will fix it in next version.

Credits:
kenny456, Marhu, Dimanix