examples: fix colors printout

Fixes #502.

Author: TooTallNate

examples/browser/colors.html

@@ -8,13 +8,15 @@
  debug.enable('*')
 
  for (var i=0; i < debug.colors.length; i++) {
- debug('example:' + i)('The color is %o', debug.colors[i])
+ const d = debug('example:' + i);
+ d('The color is %o', d.color);
  }
  </script>
  <style type="text/css">
  body {
  padding-top: 100px;
  text-align: center;
+ font-family: sans-serif;
  }
  </style>
  </head>

examples/node/colors.js

@@ -3,5 +3,6 @@ var debug = require('../../')
 debug.enable('*')
 
 for (var i=0; i < debug.colors.length; i++) {
- debug('example:' + i)('The color is %o', debug.colors[i])
+ const d = debug('example:' + i);
+ d('The color is %o', d.color);
 }