Fixed unique together in tagitems

backend/models/campus/campusTaggedItem.py

@@ -14,7 +14,7 @@ class CampusTaggedItem(TaggedItem):
         return CampusTaggedItemSerializer
 
     class Meta:
-        unique_together = ('campus', 'tag')
+        unique_together = ('campus', 'tag', 'importance_level')
 
 
 class CampusTaggedItemSerializer(TaggedItemSerializer):

backend/models/city/cityTaggedItem.py

@@ -15,7 +15,7 @@ class CityTaggedItem(TaggedItem):
         return CityTaggedItemSerializer
 
     class Meta:
-        unique_together = ('city', 'tag')
+        unique_together = ('city', 'tag', 'importance_level')
 
 
 class CityTaggedItemSerializer(TaggedItemSerializer):

backend/models/country/countryTaggedItem.py

@@ -14,7 +14,7 @@ class CountryTaggedItem(TaggedItem):
         return CountryTaggedItemSerializer
 
     class Meta:
-        unique_together = ('country', 'tag')
+        unique_together = ('country', 'tag', 'importance_level')
 
 
 class CountryTaggedItemSerializer(TaggedItemSerializer):

backend/models/university/universityTaggedItem.py

@@ -14,7 +14,7 @@ class UniversityTaggedItem(TaggedItem):
         return UniversityTaggedItemSerializer
 
     class Meta:
-        unique_together = ('university', 'tag')
+        unique_together = ('university', 'tag', 'importance_level')
 
 
 class UniversityTaggedItemSerializer(TaggedItemSerializer):