Moving the useragent dependency to gemspec

so that it gets installed when using travis-api as a gem.

Gemfile

@@ -25,7 +25,6 @@ gem 'pry'
 gem 'metriks',         '0.9.9.6'
 gem 'metriks-librato_metrics', github: 'eric/metriks-librato_metrics'
 gem 'micro_migrations'
-gem 'useragent'
 
 group :test do
   gem 'rspec',         '~> 2.13'

Gemfile.lock

@@ -93,6 +93,7 @@ PATH
       thin (~> 1.4)
       travis-core
       travis-support
+      useragent
 
 GEM
   remote: https://rubygems.org/
@@ -363,5 +364,4 @@ DEPENDENCIES
   travis-support!
   travis-yaml!
   unicorn
-  useragent
   yard-sinatra!

travis-api.gemspec

@@ -259,5 +259,6 @@ Gem::Specification.new do |s|
   s.add_dependency 'rack-ssl',        '~> 1.3', '>= 1.3.3'
   s.add_dependency 'rack-contrib',    '~> 1.1'
   s.add_dependency 'memcachier'
+  s.add_dependency 'useragent'
 end