Remove trailing spaces

Matches the spacing convention established in the Meteor Style Guide
https://github.com/meteor/meteor/wiki/Meteor-Style-Guide#whitespace
Test the router with Meteor running on any port

The Meteor Router test suite will now run on ports other than 3000.
To see this in action, invoke `mrt` with a non-standard port:

``` sh
$ mrt --port 3030
```

This work replaces all hand-constructed test paths with `Meteor.absoluteUrl()`
http://docs.meteor.com/#meteor_absoluteurl

Also added semicolons per the Meteor Style Guide:
https://github.com/meteor/meteor/wiki/Meteor-Style-Guide#always-use-semicolons-beware-semicolon-insertion-when-breaking-lines
Merge pull request #57 from blackcoat/test-on-any-port

Test with Meteor running on any port