Use ng-bind

[ThibaudL]

Using ng-bind is better than {{}} because it prevents displaying {{}} when the script isn't fully loaded

[coveralls]

Coverage remained the same at 100.0% when pulling 6f65d0f712badf194d2e0e5e520c4ba4d832f328 on ThibaudL:master into 8a0881166fb6445e9c438f316145f55595e684e0 on maxklenk:master.