* Rollup, tsconfig fixes, externalize auto-rest, tslib
* Add rollup config
* Update rollup config; produce browser build
* tsconfig.json: enable esModuleInterop, set module to esNext
* Update package.json browser field
* Update npm ignore to include original source
* Clean up package.json, fix build
* Updates to make webpack tree-shake appropriately
* Rollup for tests, including browsers
* Update gitignore
* Change global name to azblob
* Use isNode in bloburl test
* Update .npmignore
* clean up clean task
* Remove node-builtins and node-globals in favor of explict shims