try at fixing specs for ruby 1.9, SystemTimer isn't needed anymore for 1.9

Gemfile

@@ -54,7 +54,7 @@ gem "cloudfiles", :require => false
 
 #Queue
 gem 'resque'
-gem 'SystemTimer'
+gem 'SystemTimer' unless RUBY_VERSION.include? "1.9"
 
 group :test, :development do
   gem 'factory_girl_rails'

spec/models/jobs/receive_salmon_spec.rb

@@ -1,4 +1,4 @@
-require 'spec/spec_helper'
+require 'spec_helper'
 
 describe Jobs::ReceiveSalmon do
   before do