writeFile
- IE6-9 ActiveX + VBScript shim - `writeFile` supported in browser - `oldie` demo for IE write strategies
- HTML whitespace (fixes #849 h/t @laurentauthier) - XLML number format write (fixes #904 h/t @james-boswell) - XLAM/XLA write - 'array' write type - XLSX/XLSB/XLS/XLML RTL read/write - XLS merge cells write - demo and typing refresh
- frameworks: react, react-native, preact, next.js, weex, nuxt.js - deployments: nodejs server, duktape, chakra, electron, nw.js
