Parses verbose output from the identify
program into an object.
var im = require('imagemagick');
var imParse = require('imagemagick-identify-parser');
im.identify(['-verbose', '/path/to/image.png'], function(e, result) {
var data = imParse(result, true);
console.log(data.geometry);
// 480x360+0+0
console.log(data.channelStatistics.red.standardDeviation);
// 60.4782 (0.237169)
});