diff --git a/djangoldp_polls/models.py b/djangoldp_polls/models.py
index 96f5518ae84a6ccf80c1ca4f2ac0822b6997cff0..148e4bd2d59b9c461c1b303f51473d4cc8f08fe2 100644
--- a/djangoldp_polls/models.py
+++ b/djangoldp_polls/models.py
@@ -1,82 +1,82 @@
-from django.conf import settings
-from django.db import models
-from djangoldp.models import Model
-
-from django.contrib.auth import get_user_model
-from django.db.models import Sum
-
-from djangoldp_conversation.models import Conversation
-from djangoldp_circle.models import Circle
-
-User = get_user_model()
-User.name=User.get_full_name
-
-
-
-#========================
-
-#========================
-
-class Tag (Model):
-	name = models.CharField(max_length=250,verbose_name="Name")
-
-	class Meta :
-		serializer_fields = ['@id','name']
-		anonymous_perms = ['view']
-		authenticated_perms = ['inherit','add']
-
-	def __str__(self):
-		return self.name
-
-
-class PollOption (Model):
-	name = models.CharField(max_length=250,verbose_name="Options available for a vote")
-
-	class Meta :
-		serializer_fields = ['@id','name']
-		nested_fields = ['userVote','relatedPollOptions']
-		anonymous_perms = ['view','add']
-		authenticated_perms =  ['inherit','add']
-
-
-	def __str__(self):
-		return self.name
-
-class Poll (Model):
-	created_at = models.DateTimeField(auto_now_add=True)
-	author = models.ForeignKey(settings.AUTH_USER_MODEL, related_name='createdVotes', null=True,blank=True)
-	title = models.CharField(max_length=250,verbose_name="Title")
-	image = models.URLField(blank=True, null=True, verbose_name="Illustration de l'évènement")
-	hostingOrganisation = models.CharField(max_length=250,verbose_name="Name of the hosting organisation")
-	startDate = models.DateField(verbose_name="Date de début", blank=True, null=True ) 
-	endDate =  models.DateField(verbose_name="Date de fin" )
-	shortDescription = models.CharField(max_length=250,verbose_name="Short description")
-	longDescription = models.TextField(verbose_name="Long description")
-	tags = models.ManyToManyField(Tag, related_name='tags', blank=True)
-	pollOptions = models.ManyToManyField(PollOption, related_name='relatedPollOptions', blank=True)
-	debate = models.ManyToManyField(Conversation, related_name='debates', blank=True)
-	circle = models.ForeignKey(Circle, null=True, related_name="resources")
-
-	class Meta : 
-		serializer_fields = ['@id','created_at','debate','pollOptions','votes','author','title','image','hostingOrganisation','startDate','endDate','shortDescription','longDescription','tags']
-		nested_fields = ['tags','votes','pollOptions','debate']
-		anonymous_perms = ['view','add','change']
-		authenticated_perms = ['inherit','add']
-
-	def __str__(self):
-		return self.title
-
-
-
-class Vote (Model):
-	user = models.ForeignKey(settings.AUTH_USER_MODEL, related_name='user',null=True,blank=True)
-	chosenOption =  models.ForeignKey(PollOption, related_name='userVote')
-	relatedPoll = models.ForeignKey(Poll, related_name='votes')
-
-	class Meta :
-		auto_author = "user"
-		serializer_fields = ['@id','chosenOption','relatedPoll']
-		nested_fields = []
-		anonymous_perms = ['view','add','change']
-		authenticated_perms =  ['inherit','add']
+from django.conf import settings
+from django.db import models
+from djangoldp.models import Model
+
+from django.contrib.auth import get_user_model
+from django.db.models import Sum
+
+from djangoldp_conversation.models import Conversation
+from djangoldp_circle.models import Circle
+
+User = get_user_model()
+User.name=User.get_full_name
+
+
+
+#========================
+
+#========================
+
+class Tag (Model):
+	name = models.CharField(max_length=250,verbose_name="Name")
+
+	class Meta :
+		serializer_fields = ['@id','name']
+		anonymous_perms = ['view']
+		authenticated_perms = ['inherit','add']
+
+	def __str__(self):
+		return self.name
+
+
+class PollOption (Model):
+	name = models.CharField(max_length=250,verbose_name="Options available for a vote")
+
+	class Meta :
+		serializer_fields = ['@id','name']
+		nested_fields = ['userVote','relatedPollOptions']
+		anonymous_perms = ['view','add']
+		authenticated_perms =  ['inherit','add']
+
+
+	def __str__(self):
+		return self.name
+
+class Poll (Model):
+	created_at = models.DateTimeField(auto_now_add=True)
+	author = models.ForeignKey(settings.AUTH_USER_MODEL, related_name='createdVotes', null=True,blank=True)
+	title = models.CharField(max_length=250,verbose_name="Title")
+	image = models.URLField(blank=True, null=True, verbose_name="Illustration de l'évènement")
+	hostingOrganisation = models.CharField(max_length=250,verbose_name="Name of the hosting organisation")
+	startDate = models.DateField(verbose_name="Date de début", blank=True, null=True ) 
+	endDate =  models.DateField(verbose_name="Date de fin" )
+	shortDescription = models.CharField(max_length=250,verbose_name="Short description")
+	longDescription = models.TextField(verbose_name="Long description")
+	tags = models.ManyToManyField(Tag, related_name='tags', blank=True)
+	pollOptions = models.ManyToManyField(PollOption, related_name='relatedPollOptions', blank=True)
+	debate = models.ManyToManyField(Conversation, related_name='debates', blank=True)
+	circle = models.ForeignKey(Circle, null=True, related_name="polls")
+
+	class Meta : 
+		serializer_fields = ['@id','created_at','debate','pollOptions','votes','author','title','image','hostingOrganisation','startDate','endDate','shortDescription','longDescription','tags']
+		nested_fields = ['tags','votes','pollOptions','debate']
+		anonymous_perms = ['view','add','change']
+		authenticated_perms = ['inherit','add']
+
+	def __str__(self):
+		return self.title
+
+
+
+class Vote (Model):
+	user = models.ForeignKey(settings.AUTH_USER_MODEL, related_name='user',null=True,blank=True)
+	chosenOption =  models.ForeignKey(PollOption, related_name='userVote')
+	relatedPoll = models.ForeignKey(Poll, related_name='votes')
+
+	class Meta :
+		auto_author = "user"
+		serializer_fields = ['@id','chosenOption','relatedPoll']
+		nested_fields = []
+		anonymous_perms = ['view','add','change']
+		authenticated_perms =  ['inherit','add']
 	
\ No newline at end of file