README: add ga beacon
Update README.md

Add warning to create().
Merge pull request #43 from wildeyes/master

Update README.md
Fixed well-tested link in README.
Fixed well-tested link in README for real.
Removed minor redundancy in Filer.prototype.ls.
Merge pull request #44 from bennlich/readme-fix

Readme fix
Merge pull request #46 from bennlich/redundancy

Removed minor redundancy in Filer.prototype.ls.
Merge pull request #1 from ebidel/master

pulling all