aterrien/jQuery-Knob — pull request #125 by smiling-Jack (2013-10-08 13:57:59+00:00)
Title: add a glow effekt

get a glow effekt with the follow example
```js
$(".knob").knob({
"glow" :30, // 30 is a good example
"glow_text": 4, // 4 is a good example
"glowcolor":"cyan",

"fgColor" : "cyan",
"displayPrevious":false,
"lineCap": "round",
"bgColor": "transparent",
"thickness": 0.15,
});
```
![glow](https://f.cloud.github.com/assets/4940490/1289411/09b2d132-3021-11e3-849f-a0d885dae58e.jpg)