.travis.yml in ably-1.1.1 vs .travis.yml in ably-1.1.2

- old
+ new

@@ -1,8 +1,8 @@
 sudo: false
 env:
-  - RSPEC_RETRY=true PARALLEL_TEST_PROCESSORS=4 PROTOCOL=json
-  - RSPEC_RETRY=true PARALLEL_TEST_PROCESSORS=4 PROTOCOL=msgpack
+  - RSPEC_RETRY=true PARALLEL_TEST_PROCESSORS=2 PROTOCOL=json
+  - RSPEC_RETRY=true PARALLEL_TEST_PROCESSORS=2 PROTOCOL=msgpack
 language: ruby
 rvm:
   - 1.9.3
   - 2.1.10
   - 2.2.10