add __getitem__ operator

Author: daedalus

README.md

@@ -79,6 +79,8 @@ True
 True
 >>> print(bf.query('12'))
 False
+>>> print(bf['1'])
+True
 ```   
 
 ### Querying data and at the same time adding it: ###

fastBloomFilter/bloom.py

@@ -269,6 +269,9 @@ def _query(self, __hash):
         self.queryes += 1
         return ret
 
+    def __getitem__(self, value):
+        return self.query(value)
+
     def update(self, value):
         """ 
         This function first queryies the filter for a value then adds it.