enabling travis tests for weave

.travis.yml

@@ -91,11 +91,6 @@ matrix:
   allow_failures:
     - env: KUBE_NETWORK_PLUGIN=weave CLOUD_IMAGE=ubuntu-1404-trusty CLOUD_REGION=asia-east1-c
     - env: KUBE_NETWORK_PLUGIN=calico CLOUD_IMAGE=ubuntu-1404-trusty CLOUD_REGION=us-east1-d
-    # Issue with Weave #177 to be fixed
-    - env: KUBE_NETWORK_PLUGIN=weave CLOUD_IMAGE=debian-8-kubespray CLOUD_REGION=us-east1-d
-    - env: KUBE_NETWORK_PLUGIN=weave CLOUD_IMAGE=centos-7-sudo CLOUD_REGION=us-central1-c
-    - env: KUBE_NETWORK_PLUGIN=weave CLOUD_IMAGE=rhel-7-sudo CLOUD_REGION=europe-west1-b
-    - env: KUBE_NETWORK_PLUGIN=weave CLOUD_IMAGE=ubuntu-1510-wily CLOUD_REGION=us-east1-d
 
 before_install:
   # Install Ansible.