Napa.js 0.1.3

• Added a script for building napa in embed mode
• Add 'description' field in package.json for better npm search
• Resolve napajs_inc/napajs_lib by build.paths
• Allow to skip force prepare in installation process

Napa.js 0.1.2

• scripts to help build napa addon

Napa.js 0.1.1

• Enable pre-build binaries for Napa.js
• Onboard CI (travis-ci and appveyor)
• transported function will inherit __dirname from caller

Napa.js 0.1.0

API tuning: two minor changes for usability. (#29)

1. Make broadcast/execute args optional.
2. Introduce 'global.napa' to access napajs module.