v2.4.14
Do not run a test for Node v0.4

Travis CI doesn’t support Node v0.4.

http://docs.travis-ci.com/user/languages/javascript-with-nodejs/#Provide
d-Node.js-Versions
Merge pull request #499 from shinnn/master

Update .travis.yml to pass the test on Travis CI
Evaluate "foo".length ==> 3
Check for the case an AST_For's init is an EmptyStatement

(lame fix for #503)
Lock source-map to 0.1.34
v2.4.15
Merge pull request #1 from julianlam/master

Fast-forwarding to latest version, fixed conflict
Merge remote-tracking branch 'upstream/master' into nodeFixes
Avoid adding source map url twice
Fix parens for AST_Undefined

Do the same as for AST_Unary, since we output undefined as `void 0`.

Reported at https://github.com/mishoo/UglifyJS2/issues/338#issuecomment-48858341
Merge remote-tracking branch 'upstream/master'