grunt tasks code redesign
Decomposite tasks. Improve test task.
Merge pull request #30 from fs/grunt-tasks-refactoring

[WIP] grunt tasks code redesign
fix for index template compiling
Merge pull request #32 from fs/fix-for-index-file-compiling

fix for index template compiling
Merge branch 'mediator-pattern-with-modules' of github.com:fs/backbone-base into mediator-pattern-with-modules

* 'mediator-pattern-with-modules' of github.com:fs/backbone-base:
  navigation module added
  header module added
mediator added