move resources_dirs into the main config object

lib/motion/project/config.rb

@@ -47,7 +47,8 @@ module Motion; module Project
       end
     end
 
-    variable :name, :files, :build_dir, :specs_dir, :version, :motiondir
+    variable :name, :files, :build_dir, :specs_dir, :resources_dirs, :version,
+      :motiondir
 
     # Internal only.
     attr_accessor :build_mode, :spec_mode, :distribution_mode, :dependencies,

lib/motion/project/xcode_config.rb

@@ -24,9 +24,8 @@
 module Motion; module Project;
   class XcodeConfig < Config
     variable :xcode_dir, :sdk_version, :deployment_target, :frameworks,
-      :weak_frameworks, :framework_search_paths, :libs, :resources_dirs,
-      :identifier, :codesign_certificate, :short_version, :entitlements,
-      :delegate_class
+      :weak_frameworks, :framework_search_paths, :libs, :identifier,
+      :codesign_certificate, :short_version, :entitlements, :delegate_class
 
     def initialize(project_dir, build_mode)
       super