Added trust model

apps/note/models/notes.py

@@ -217,6 +217,29 @@ class NoteSpecial(Note):
         return self.special_type
 
 
+class Trust(models.Model):
+    """
+    A one-sided trust relationship bertween two users
+
+    If another user considers you as your friend, you can transfer money from
+    them
+    """
+
+    trusting = models.ForeignKey(
+        Note,
+        on_delete=models.CASCADE,
+        related_name='trusting',
+        verbose_name=('trusting')
+    )
+
+    trusted = models.ForeignKey(
+        Note,
+        on_delete=models.CASCADE,
+        related_name='trusted',
+        verbose_name=('trusted')
+    )
+
+
 class Alias(models.Model):
     """
     points toward  a :model:`note.NoteUser` or :model;`note.NoteClub` instance.