Use HYPER_FAST_PARSE in release tests as well.

Author: Lukasa

.travis.yml

@@ -7,10 +7,11 @@ python:
   - pypy
 
 env:
-  - TEST_RELEASE=false
-  - TEST_RELEASE=true
+  - TEST_RELEASE=false HYPER_FAST_PARSE=false
+  - TEST_RELEASE=false HYPER_FAST_PARSE=true
+  - TEST_RELEASE=true HYPER_FAST_PARSE=false
+  - TEST_RELEASE=true HYPER_FAST_PARSE=true
   - NGHTTP2=true
-  - HYPER_FAST_PARSE=true
 
 matrix:
   allow_failures: