[tests] Add ActionCreator 1rst tests

[misstick]

1. Add backbone for:

• [x] routerActionCreator,
• [x] accountActionCreator,
• [x] messageActionCreator,

  2. Add tests for:

• [x] messageActionCreator.deleteMessage() from a message.

  3. Spy for:

• [x] success callback,
• [x] error callback.

[m4dz]

Great!

I ask myself about creating a SpecSuperagent instead of just mocking requests with Sinon?

[misstick]

wouldnt it be less readable?

[m4dz]

I hope not, and this is the gopal opf the mocking feature. But nwm, we can stuck at this one for this and we'll try with mocking later, al'right?

[misstick]

I'm OK with it.