Update .travis.yml

Merge pull request #16 from ialex32x/master

use Compile to provide source filename; support source map for stacktrace;

cached module could be manually cleared (for hot reload again)

Merge pull request #7 from vozhyk-/add-dirname

Merge pull request #6 from vozhyk-/improve-find-file-module-logic

FindFileModule: find entry point recursively

FindFileModule: Don't assume package.json has main

FindFileModule: Always try name.js before name

FindFileModule: Try name.js before name

Define __dirname when loading a module

Merge pull request #5 from mmatczuk/mmt/race_fix

Merge pull request #4 from mmatczuk/mmt/gofmt

race condition fix

gofmt -s -w