Change default timeout from 5000 to 5 seconds

Typhoeus timeout is in seconds (https://github.com/typhoeus/typhoeus#timeouts), so 5000 is almost the same as no timeout.
Add ReturnText to address object.
Update README syntax to md
Merge pull request #10 from adelevie/convert_to_md

Update README syntax to md
Remove .ruby-version.

The gem does not require a specific version of ruby (it should be
anything 1.9+) so it makes sense not to lock to a specific one. Let this
be the decision of the developer.
Add travis-ci for continuous integration.

Running tests on 1.9.3, 2.0, and 2.1 as those are our expected target
versions.
Add travis badge to the readme.

We love badges right? Right? Thanks @laserlemon for making us all love
badges.
Fix timezone issue in tracking field spec.

Running this locally in eastern time works fine, but when running in UTC
it's not doing so well. This uses parse so we handle the timezone and
compares the two as Time objects instead of strings.
Merge pull request #7 from electrotek/patch-1

Change default timeout from 5000 to 5 seconds
Set travis timezone to EST
Tweaked timeout value in config spec
Merge pull request #11 from adelevie/fix_travis_timezone

Set travis timezone to EST
Merge pull request #12 from digitalnatives/master

Add ReturnText to address object.
added to_h methods for address_standardization and city_state responses
Merge pull request #13 from adelevie/city_state_response

added to_h methods for address_standardization and city_state responses
Bump version to 0.1.3
Remove rdoc reference from gemspec
Merge pull request #14 from adelevie/city_state_response

Bump version and fix gemspec