Moved monketnotfound to monkey.py

CR comment

monkey/monkey_island/cc/models/errors.py

@@ -1,2 +0,0 @@
-class MonkeyNotFoundError(Exception):
-    pass

monkey/monkey_island/cc/models/monkey.py

@@ -5,7 +5,6 @@ import mongoengine
 from mongoengine import Document, StringField, ListField, BooleanField, EmbeddedDocumentField, DateField, \
     ReferenceField
 
-from monkey_island.cc.models.errors import MonkeyNotFoundError
 from monkey_island.cc.models.monkey_ttl import MonkeyTtl
 
 
@@ -55,3 +54,7 @@ class Monkey(Document):
                 # Trying to dereference unknown document - the monkey is MIA.
                 monkey_is_dead = True
         return monkey_is_dead
+
+
+class MonkeyNotFoundError(Exception):
+    pass

monkey/monkey_island/cc/models/test_monkey.py

@@ -7,7 +7,7 @@ from unittest import TestCase
 import mongomock
 
 from monkey import Monkey
-from monkey_island.cc.models.errors import MonkeyNotFoundError
+from monkey_island.cc.models.monkey import MonkeyNotFoundError
 from monkey_ttl import MonkeyTtl