fix(modal) remove animation class from body element on hide
fix(tooltip): allow to set a two way binding var as title attribute
feat(datepicker): accept disabled-dates

```html
<input bs-datepicker disabled-dates=“unavailableDates”>
```

Expects a sorted array of objects with `start`, `end` date properties.
```js
$scope.unavailableDates = [{start: new Date(2014, 3, 3), end: new Date(2014, 3, 5)}];
```

The array is expected to be immutable (it is not deeply watched).
The array is expected to be sorted.
docs(select): remove debug code
chore(npm): update devDeps
chore(npm): update devDeps
chore(gulp): improve build system
chore(gulp): working pages build
docs(alert): fix animation
chore(bower): add angular-motion dep
fix(datepicker): add support for the latest v1.3 beta release
chore(gulp): minor cleanup
fix(datepicker): force parsers to be run
feat(tips,pickers): add `bsShow` visibility attr (fixes #723)
Merge branch 'master' of https://github.com/mgcrea/angular-strap into prod