Add correct key for coverage shipping.

See #57.

.travis.yml

@@ -1,20 +1,18 @@
 language: node_js
+
 node_js:
-  - 0.10
+  - '0.10'
+
 branches:
   only:
   - master
   - travis-ci
+
 before_install:
   - npm install
   - npm install istanbul coveralls
-before_script:
-  - "gem install travis-artifacts"
-after_success:
-  - "travis-artifacts upload --path coverage --target-path coverage/`echo $TRAVIS_REPO_SLUG | sed 's/[^\\/]\\+\\///'`/$TRAVIS_BUILD_ID/$TRAVIS_JOB_ID"
+
 env:
   global:
-  - "ARTIFACTS_AWS_REGION=us-east-1"
-  - "ARTIFACTS_S3_BUCKET=bigeasy"
-  - secure: UkU/MzfrNlPh/yXS8fSKLb7o/xisdnC0C8XWgzrzeDN0WtgvJzkf/2LaxoqC7fG5zlsBCerfPyRpeq6ZKWuof2LeiMX5M26qJzRPWkMfGBzYvqOE394VGxTPx/oVmVFd2IGCbo3le+ZWGzq/eEziHpzD7BVDYnfSd4sX+e82Ahw=
-  - secure: q1vMZpXioJYeaPOihDeInrRWnjlqz3u5CpNCg4mQxNoDYNaBR6NDBeRv0pMAXF0JaStVcdMQQ5SvOGNA9enI925EfLKd2epboF+Z0kKQ7DzZ6ljtBAb2iUhQCCCVwXlBEIfL7bqcOdUNPCFEiV+MpH/SmDNm367xboaZhm2DY/I=
+  - secure: "aKdqy5rlxhwiN3S1KBhuV51l2xFuTppqfcENwtY/RGRn10rU9kttjTnyJbagKc8Va21jAYJdVv8vM2EKOAvkPiDzNqrla9ig66mfP50FXvYxwU7IFPU+8LIDbr7B7pba6d1cmeGL2AuG/svaEz8xW66x91f5MU15hPVQiX2Ujow="
+