Updated travis tests

Author: ewoutp

.travis.yml

@@ -6,21 +6,15 @@ services:
 language: go
 
 env:
-  - TEST_SUITE=run-tests-local-process ARANGODB=arangodb:3.1 STARTER_MODES="single,cluster"
-  - TEST_SUITE=run-tests-docker        ARANGODB=arangodb:3.1 STARTER_MODES="single,cluster"
+  - TEST_SUITE=run-tests-local-process ARANGODB=arangodb/arangodb:3.2 STARTER_MODES="single,cluster"
+  - TEST_SUITE=run-tests-docker        ARANGODB=arangodb/arangodb:3.2 STARTER_MODES="single,cluster"
   - TEST_SUITE=run-tests-local-process ARANGODB=arangodb/arangodb:latest STARTER_MODES="single,cluster"
   - TEST_SUITE=run-tests-docker        ARANGODB=arangodb/arangodb:latest STARTER_MODES="single,cluster"
   - TEST_SUITE=run-tests-local-process ARANGODB=arangodb/arangodb-preview:latest STARTER_MODES="single,cluster,activefailover"
   - TEST_SUITE=run-tests-docker        ARANGODB=arangodb/arangodb-preview:latest STARTER_MODES="single,cluster,activefailover"
 
 script: make $TEST_SUITE
 
-# 3.1 cluster startup is not always a success, causing lots of false positive.
-matrix:
-  allow_failures:
-    - env: TEST_SUITE=run-tests-local-process ARANGODB=arangodb:3.1 STARTER_MODES="single,cluster"
-    - env: TEST_SUITE=run-tests-docker        ARANGODB=arangodb:3.1 STARTER_MODES="single,cluster"
-
 # Install Docker CE
 before_install:
   - curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -