Fixed typeos

Algorithms.py

@@ -43,7 +43,7 @@ def primeGenerator():
 			dict[possiblePrime * possiblePrime] = [possiblePrime]
 		#If possiblePrime is in the dictionary it is a composite number
 		else:
-			#Move each witness to it's next multiple
+			#Move each witness to its next multiple
 			for num in dict[possiblePrime]:
 				dict.setdefault(num + num + possiblePrime, []).append(num)
 			#We no longer need this, free the memory