bump commander.js and add program description to help

package.json

@@ -59,7 +59,7 @@
     "body-parser": "^1.12.0",
     "chalk": "^0.5.1",
     "cheerio": "^0.18.0",
-    "commander": "^2.5.0",
+    "commander": "^2.6.0",
     "debug": "^2.1.1",
     "express": "^4.11.2",
     "glob": "^4.4.0",

src/cli.js

@@ -12,6 +12,7 @@ var bootlint = require('./bootlint');
 
 program
     .version(require('../package.json').version)
+    .description('Lint the HTML of Bootstrap projects')
     .usage('[options] [files...]')
     .option('-d, --disable <IDs>', 'Comma-separated list of disabled lint problem IDs', function (val) {
         return val.split(',');