Fix Travis script

.travis.yml

@@ -4,11 +4,3 @@ rust:
 script:
   - cargo build --verbose
   - cargo test --verbose
-  - cargo doc
-after_success: |
-  [ $TRAVIS_BRANCH = master ] &&
-  [ $TRAVIS_PULL_REQUEST = false ] &&
-  bash deploy-docs.sh
-env:
-  global:
-    secure: CEgJhYJN0LBGdrhBfeFywxPLKJLnjgAhu2H1A7Gl8r7PGhSlvMjLs1CgLluD83pUxrtxAxLxT/I3bJeUhPI5fbxwxfXO7V48yYqivAx11f0FCnvkBFRcxFCysZLazgEFpttDaxwySC69CL+uwoP93F4lO/YKulyUqiEbDdJsZdM=