* First attempt at AppVeyor for CS1
* Update NPM for Node < 4
* Backport #4731, fix for test failing in Windows
* Don't install NPM for Node-latest; cache node_modules
* Polyfill os.tmpdir for Node 0.8, update Travis to support Node 0.8
* Try to make Travis Node 0.8 happen
* Try different batch syntax
* Output NPM version if we install a 2.x version; never return a nonzero exit code if we skip NPM upgrade
* Try another syntax
* Fix syntax for latest Node
* Fix Windows batch syntax