F/A-18E/F Super Hornet AI Tanker mod support (#220)

* Added F/A-18E/F Super Hornet AI Tanker mod support (Chiller Juice Studios SuperBug Tanker AI version 1.1).

* Updated F/A-18E/F Super Hornet AI Tanker mod support (Chiller Juice Studios SuperBug Tanker AI) to version 1.2.

* F/A-18E/F Super Hornet AI Tanker (version 1.2) support merged to Retribution.

* Updated the pydcs extension to version 1.4.

pydcs_extensions/__init__.py

@@ -12,6 +12,7 @@ from .f22a import *
 from .f4b import *
 from .f84g import *
 from .fa18efg import *
+from .fa18ef_tanker import *
 from .frenchpack import *
 from .hercules import *
 from .highdigitsams import *

pydcs_extensions/fa18ef_tanker/__init__.py

@@ -0,0 +1 @@
+from .fa18ef_tanker import *

pydcs_extensions/fa18ef_tanker/fa18ef_tanker.py

@@ -0,0 +1,31 @@
+from enum import Enum
+
+from dcs import task
+from dcs.planes import PlaneType
+
+from game.modsupport import planemod
+
+
+@planemod
+class Superbug_AITanker(PlaneType):
+    id = "Superbug_AITanker"
+    group_size_max = 1
+    height = 4.66
+    width = 13.62456
+    length = 17.07
+    fuel_max = 13154
+    max_speed = 1950.12
+    chaff = 120
+    flare = 60
+    charge_total = 240
+    chaff_charge_size = 1
+    flare_charge_size = 2
+    tacan = True
+    radio_frequency = 305
+
+    livery_name = "SUPERBUG_AITANKER"  # from type
+
+    pylons = set()
+
+    tasks = [task.Refueling]
+    task_default = task.Refueling