clutchski/coffeelint — pull request #247 by trevorwang (2014-03-14 09:25:04+00:00)
Title: fix env error while invoked by Sublime Text 3's plugin "Better Coffeescript"

Invoked by Sublime Text 3, the following code will return as value of `undefined`
```
envs = process.env.HOME or process.env.HOMEPATH or process.env.USERPROFILE
```
It will cause path's error as following:
```
TypeError: Arguments to path.join must be strings
at path.js:360:15
at Array.filter (native)
at Object.exports.join (path.js:358:36)
at Object.exports.getConfig (/usr/local/lib/node_modules/coffeelint/lib/configfinder.js:69:32)
at getFallbackConfig (/usr/local/lib/node_modules/coffeelint/lib/commandline.js:384:27)
at lintFiles (/usr/local/lib/node_modules/coffeelint/lib/commandline.js:350:38)
at Object. (/usr/local/lib/node_modules/coffeelint/lib/commandline.js:471:21)
at Object. (/usr/local/lib/node_modules/coffeelint/lib/commandline.js:476:4)
at Module._compile (module.js:456:26)
at Object.Module._extensions..js (module.js:474:10)
at Module.load (module.js:356:32)
at Function.Module._load (module.js:312:12)
at Module.require (module.js:364:17)
at require (module.js:380:17)
at Object. (/usr/local/lib/node_modules/coffeelint/bin/coffeelint:17:5)
at Module._compile (module.js:456:26)
at Object.Module._extensions..js (module.js:474:10)
at Module.load (module.js:356:32)
at Function.Module._load (module.js:312:12)
at Function.Module.runMain (module.js:497:10)
at startup (node.js:119:16)
at node.js:902:3
```