Added query to Request with matcher and test

vcr/matchers.py

@@ -21,6 +21,10 @@ def path(r1, r2):
     return r1.path == r2.path
 
 
+def query(r1, r2):
+    return r1.query == r2.query
+
+
 def body(r1, r2):
     return r1.body == r2.body
 

vcr/request.py

@@ -27,6 +27,11 @@ class Request(object):
     def path(self):
         return urlparse(self.uri).path
 
+    @property
+    def query(self):
+        q = urlparse(self.uri).query
+        return sorted(parse_qsl(q))
+
     @property
     def url(self):
         return self.uri