Merge pull request #148 from thgreasi/master

merge fix(sortable): race condition when removing from DOM
Merge pull request #149 from thgreasi/master

Fix(package.json) corrected `main` path
Merge pull request #150 from thgreasi/master

v0.12.2
fix(sortable): race condition when DOM changes inside a digest loop.
Added missing descriptive comments.
improvement(lint): enabled `curly` jshint check.
Merge pull request #155 from thgreasi/master

fix(sortable): race condition when DOM changes inside a digest loop.
Merge pull request #156 from thgreasi/curly

improvement(lint): enabled `curly` jshint check.
Merge https://github.com/angular-ui/ui-sortable into changelog