René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Error on basic functionality","articleBody":"Hi all - thanks for developing this code.\n\nHaving trouble getting it working however.\n\n```\nbash-3.2$ browserstack status\nMac sessions limit: 4\nRunning windows sessions: 0\nTotal available time: 150000\nUsed time: 0\nRunning mac sessions: 0\nWindows sessions limit: 8\nbash-3.2$ browserstack browsers\nundefined\nbash-3.2$ browserstack launch firefox:3.6 http://google.com\n\n/opt/boxen/nvm/v0.8.8/lib/node_modules/browserstack-cli/node_modules/browseroverflow/lib/select_browser.js:43\n  return browsers.sort(function(one, other){\n                  ^\nTypeError: Cannot call method 'sort' of null\n    at sort (/opt/boxen/nvm/v0.8.8/lib/node_modules/browserstack-cli/node_modules/browseroverflow/lib/select_browser.js:43:19)\n    at Object.selectBrowser (/opt/boxen/nvm/v0.8.8/lib/node_modules/browserstack-cli/node_modules/browseroverflow/lib/select_browser.js:5:14)\n    at Object.BrowserStack.launch (/opt/boxen/nvm/v0.8.8/lib/node_modules/browserstack-cli/node_modules/browseroverflow/lib/browserstack.js:76:30)\n    at _fun (/opt/boxen/nvm/v0.8.8/lib/node_modules/browserstack-cli/node_modules/browseroverflow/lib/cache.js:24:12)\n    at /opt/boxen/nvm/v0.8.8/lib/node_modules/browserstack-cli/node_modules/browseroverflow/lib/cache.js:15:10\n    at fs.readFile (fs.js:176:14)\n    at Object.oncomplete (fs.js:297:15)\n```\n\nClear that for some reason the browser variable is not being populated therefore the method is bailing out, although apparently the API access works.\n","author":{"url":"https://github.com/conatus","@type":"Person","name":"conatus"},"datePublished":"2013-06-03T10:01:00.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":0},"url":"https://github.com/13/browserstack-cli/issues/13"}