[feature]zekai: add q to package json and change run fn
[feature]xiaofeng&zekai: remvoe useless code, add schema and model and build-cruder
[fix]xiaofeng&zekai: remove useless files in runner

runner should only includes codes about running viff as child process!
[fix]xiaofeng&zekai: runner back to only one runner file
[feature]zekai: add build cruder

1. add build-cruder tests
2. fix model definition
3. remove test runner.js