Updated space age tests to properly compare floats

[remcopeereboom]

The tests originally used assert_equal. Changed them to assert_delta_in
where appropriate.

[kytrinyx]

Hi, thanks so much for this. I just accepted a PR from @monkbroc that made the same change (see #103)

I agree completely that this is better ❤️

[monkbroc]

We discussed this together in this exercise but both
went ahead with a pull request...
On Mar 28, 2015 1:00 AM, "Katrina Owen" notifications@github.com wrote:

Hi, thanks so much for this. I just accepted a PR from @monkbroc
https://github.com/monkbroc that made the same change (see #103
#103)

I agree completely that this is better [image: ❤️]

—
Reply to this email directly or view it on GitHub
#104 (comment).

[kytrinyx]

Race condition :)

Thanks to you both!