export TreeTransformer (#1950)

- link to existing documentation on `TreeWalker` & `TreeTransformer` - fix Travis build failures fixes #1949
2017-05-16 19:59:05 +08:00
parent 050474ab44
commit cb45886512
3 changed files with 7 additions and 1 deletions
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,4 @@
 language: node_js
-before_install: "npm install -g npm"
 node_js:
    - "0.10"
    - "0.12"