Updated dependencies + Turned hanna-nouveau gem into runtime dependency (Fix #5)

Author: TeWu

krpc.gemspec

@@ -23,13 +23,13 @@ Gem::Specification.new do |s|
                     "--title"  << "kRPC-rb API Docs" <<
                     "--main"   << "README.md"
 
-  s.required_ruby_version = '>= 2.1.0'
+  s.required_ruby_version = ">= 2.1.0"
 
   s.add_runtime_dependency "google-protobuf", "~> 3.0.0.alpha.5"
   s.add_runtime_dependency "colorize", "~> 0.7"
   s.add_runtime_dependency "nokogiri", "~> 1.6"
-  s.add_development_dependency 'bundler', '~> 1.7', '>= 1.7.0'
+  s.add_runtime_dependency "hanna-nouveau", "~> 0.4"
+  s.add_development_dependency "bundler", "~> 1.11"
   s.add_development_dependency "pry", "~> 0.10"
-  s.add_development_dependency "rspec", "~> 3.0"
-  s.add_development_dependency "hanna-nouveau", "~> 0.4"
+  s.add_development_dependency "rspec", "~> 3.4"
 end