Merge pull request #19 from nkzawa/master

Use 127.0.0.1 instead of localhost
implement assert.httpStatus(code)
default java max heap size to 256
Merge pull request #21 from groupon/up-heap

default java max heap size to 256
Merge pull request #20 from groupon/assert-http-status

implement assert.httpStatus(code)
rebuild javascript
Update package.json
support js for directory paths