feat(build): include DI annotations in build

Fixes #6

The built version of `angular-masonry.js` now includes ngmin annotations, so you
can use your own minifcation step.
v0.3.4
feat(app): emit create/destroy events

Emit masonry.created and masonry.destroyed when bricks are initially created and
removed.

Close #9
v0.3.5
Merge branch 'master' into gh-pages