Test against sinatra 1.4, move sinatra -> sinatra_13

.travis.yml

@@ -14,4 +14,5 @@ gemfile:
   - gemfiles/data_mapper_12.gemfile
   - gemfiles/mongo_mapper.gemfile
   - gemfiles/mongoid_30.gemfile
-  - gemfiles/sinatra.gemfile
+  - gemfiles/sinatra_13.gemfile
+  - gemfiles/sinatra_14.gemfile

Rakefile

@@ -13,7 +13,7 @@ end
 task :default => "spec:all"
 
 namespace :spec do
-  %w(active_record_edge active_record_40 active_record_32 active_record_31 active_record_30 data_mapper_12 mongoid_30 mongoid_24 mongo_mapper sinatra).each do |gemfile|
+  %w(active_record_edge active_record_40 active_record_32 active_record_31 active_record_30 data_mapper_12 mongoid_30 mongoid_24 mongo_mapper sinatra_13 sinatra_14).each do |gemfile|
     desc "Run Tests against #{gemfile}"
     task gemfile do
       sh "BUNDLE_GEMFILE='gemfiles/#{gemfile}.gemfile' bundle --quiet"
@@ -23,7 +23,7 @@ namespace :spec do
 
   desc "Run Tests against all ORMs"
   task :all do
-    %w(active_record_edge active_record_40 active_record_32 active_record_31 active_record_30 data_mapper_12 mongoid_30 mongoid_24 mongo_mapper sinatra).each do |gemfile|
+    %w(active_record_edge active_record_40 active_record_32 active_record_31 active_record_30 data_mapper_12 mongoid_30 mongoid_24 mongo_mapper sinatra_13 sinatra_14).each do |gemfile|
       sh "BUNDLE_GEMFILE='gemfiles/#{gemfile}.gemfile' bundle --quiet"
       sh "BUNDLE_GEMFILE='gemfiles/#{gemfile}.gemfile' bundle exec rake spec"
     end

gemfiles/sinatra_14.gemfile

@@ -0,0 +1,13 @@
+source 'https://rubygems.org'
+
+gem 'activerecord', '~> 3.2.0', :require => 'active_record'
+gem 'sinatra', '~> 1.4.0'
+gem 'tilt', '~> 1.3.0'
+gem 'padrino-helpers', '~> 0.11.3'
+gem 'rack-test', '>= 0'
+gem 'sinatra-contrib', '~> 1.4.0'
+gem 'nokogiri'
+gem 'xpath'
+gem 'mime-types'
+
+gemspec :path => '../'