Add first spec
Add color to rspec
Require ehrmagerd.rb in spec_helper

Otherwise rspec will throw uninitialized constant errors
Create Ehrmagerd::Translator class, & require it in ehrmagerd.rb file
Add class method translate to make first test pass
Add 2nd test, refactor first one
Add post request into Translator.translate method; add unirest dependency
Add pry
Update spec to use the test post request's string
Update translate method to return just the translated string
Add .env to gitignore
Add .env.example
Modify translate method to use user's API key

- Export API_TOKEN to make it available
- Add getter & setter for API token in Ehrmagerd module
- Modify translate method to use user’s API_TOKEN
- Set API_TOKEN in spec_helper to make it available to tests

[Note:  need to run `source .env` before tests to make tests pass]
Tests passing