remove stray api feature

features/api.feature

-Feature: API
-  In order to use a client application
-  as an epic developer
-  I need to get user's info
-
-  Scenario: Getting a users public profile
-    Given a user named "Maxwell S" with email "maxwell@example.com"
-    And I send and accept JSON
-    When I send a GET request for "/api/v0/users/maxwell_s"
-    Then the response status should be "200"
-    And the JSON response should have "first_name" with the text "Maxwell"