Add angular-foundation support

Implements #171 
Should not be present if in [mockPrompt](https://github.com/Swiip/generator-gulp-angular/pull/173/files#diff-6809fe37f14f133bb9d9c9eb01322398R353) you dont init 'angular-foundation' like [here](https://github.com/Swiip/generator-gulp-angular/pull/173/files#diff-6809fe37f14f133bb9d9c9eb01322398R475)