Drop Hypothesis pin in testing

alexwlchan · alexwlchan · commit f618a594f583 · 2017-09-04T09:37:23.000+01:00
diff --git a/test_requirements.txt b/test_requirements.txt
@@ -1,3 +1,3 @@
 pytest==3.2.1
 pytest-cov==2.5.1
-hypothesis==3.23.2
+hypothesis
