Stemmed done

posting.py

@@ -1,12 +1,9 @@
 #Posting class for indexer, will probably be more complex as we keep adding crap to it
 
 class Posting():
-	def __init(self,source):
-		self.source = source
-		self.tf_idf = get_tf_idf()
-
-	def get_tf_idf(self):
-		#Do tf_idf here
-	
+	def __init(self,url,tf_idf):
+		self.url = url
+		self.tf_idf = tf_idf
+		
 	def comparator(self):
 		#Some custom comparator for sorting postings later