Update RSpec dependency.

Author: Michael Bleigh

grape.gemspec

@@ -24,7 +24,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'maruku'
   s.add_development_dependency 'yard'
   s.add_development_dependency 'rack-test'
-  s.add_development_dependency 'rspec', '~> 2.7.0'
+  s.add_development_dependency 'rspec', '~> 2.8'
   s.add_development_dependency 'bundler'
 
   s.files         = `git ls-files`.split("\n")

lib/grape/api.rb

@@ -104,7 +104,7 @@ def version(*args, &block)
           end
         end
       end
-      
+
       # Add a description to the next namespace or function.
       def desc(description, options = {})
         @last_description = options.merge(:description => description)