Update ip2proxy_ruby.gemspec

Author: ip2location

ip2proxy_ruby.gemspec

@@ -51,18 +51,18 @@ Gem::Specification.new do |s|
     if Gem::Version.new(Gem::VERSION) >= Gem::Version.new('1.2.0') then
       s.add_runtime_dependency(%q<bindata>, [">= 0"])
       s.add_development_dependency(%q<rspec>, ["~> 2.8.0"])
-      s.add_development_dependency(%q<rdoc>, ["~> 3.12"])
+      s.add_development_dependency(%q<rdoc>, [">= 6.3.1"])
       s.add_development_dependency(%q<bundler>, [">= 1.2.0"])
     else
       s.add_dependency(%q<bindata>, [">= 0"])
       s.add_dependency(%q<rspec>, ["~> 2.8.0"])
-      s.add_dependency(%q<rdoc>, ["~> 3.12"])
+      s.add_dependency(%q<rdoc>, [">= 6.3.1"])
       s.add_dependency(%q<bundler>, [">= 1.2.0"])
     end
   else
     s.add_dependency(%q<bindata>, [">= 0"])
     s.add_dependency(%q<rspec>, ["~> 2.8.0"])
-    s.add_dependency(%q<rdoc>, ["~> 3.12"])
+    s.add_dependency(%q<rdoc>, [">= 6.3.1"])
     s.add_dependency(%q<bundler>, [">= 1.2.0"])
   end
 end