jsTools: promise-q 
==================
  
Installation
------------
``.sh
npm install promise-q --save
`
or
`.sh
bower install promise-q --save
`
Usage
-----
`.js
$q(function (resolve, reject) {
resolve('gogogo!');
})

.then(function (result) {
console.log('checkpoint 1', result);
throw 'whoops!';
})

.then(function (result) {
console.log('checkpoint 2', result);
},function (result) {
console.log('checkpoint 2.1', result);
return qPromise(function (resolve, reject) {
setTimeout(function () { resolve('all right!'); }, 400);
});
})

.then(function (result) {
console.log('checkpoint 3', result);
}, function (reason) {
console.log('checkpoint 3.1', reason);
})
;
`
output:
`.sh
checkpoint 1 gogogo!
checkpoint 2.1 whoops!


elapsed 400ms


checkpoint 3 all right!
``