add appveyor.yml, test lib_test.js
add appveyor.yml, test lib_test.js

etpinard/plotly.js,asolagmbh/plotly.js,asolagmbh/plotly.js,asolagmbh/plotly.js,plotly/plotly.js,aburato/plotly.js,plotly/plotly.js,plotly/plotly.js,plotly/plotly.js,etpinard/plotly.js,etpinard/plotly.js,aburato/plotly.js