Links Awakening: Implement New Game (#1334)

Adds Link's Awakening: DX. Fully imports and forks LADXR, with permission - https://github.com/daid/LADXR

worlds/ladx/LADXR/locations/heartContainer.py

@@ -0,0 +1,15 @@
+from .droppedKey import DroppedKey
+from .items import *
+
+
+class HeartContainer(DroppedKey):
+    # Due to the patches a heartContainers acts like a dropped key.
+    def configure(self, options):
+        if options.heartcontainers or options.hpmode == 'extralow':
+            super().configure(options)
+        elif options.hpmode == 'inverted':
+            self.OPTIONS = [BAD_HEART_CONTAINER]
+        elif options.hpmode == 'low':
+            self.OPTIONS = [HEART_PIECE]
+        else:
+            self.OPTIONS = [HEART_CONTAINER]