Change gemspec runtime depencies to development dependencies.

We only need these gem dependencies to run the tests, not to load the gem.

Author: Winfield Peterson

settingslogic.gemspec

@@ -44,13 +44,13 @@ Gem::Specification.new do |s|
     s.specification_version = 3
 
     if Gem::Version.new(Gem::VERSION) >= Gem::Version.new('1.2.0') then
-      s.add_runtime_dependency(%q<rake>, [">= 0"])
-      s.add_runtime_dependency(%q<jeweler>, [">= 0"])
-      s.add_runtime_dependency(%q<rspec>, [">= 0"])
+      s.add_development_dependency(%q<rake>, [">= 0"])
+      s.add_development_dependency(%q<jeweler>, [">= 0"])
+      s.add_development_dependency(%q<rspec>, [">= 0"])
       if RUBY_VERSION < "1.9"
-        s.add_runtime_dependency(%q<ruby-debug>, [">= 0"])
+        s.add_development_dependency(%q<ruby-debug>, [">= 0"])
       else
-        s.add_runtime_dependency(%q<ruby-debug19>, [">= 0"])
+        s.add_development_dependency(%q<ruby-debug19>, [">= 0"])
       end
     else
       s.add_dependency(%q<rake>, [">= 0"])