chore(codestyle): remove whitespace
fix(app): pre-link instead of post-link

Fixes #11

Using post-link could cause the effect that elements were added to the root
masonry container while it wasn't yet initialized. More information is available
at
https://github.com/angular/angular.js/wiki/Understanding-Directives#pre-vs-post-linking-functions
v0.3.6
Merge branch 'master' into gh-pages