Add headers to the PBXCopyFilesBuildPhase instead of the PBXHeadersBuildPhase to…

Add headers to the PBXCopyFilesBuildPhase instead of the PBXHeadersBuildPhase to work around an Xcode bug. Closes #13.

lib/cocoapods/xcode/project.rb

@@ -55,7 +55,10 @@ module Pod
         add_file_to_group(file_ref_uuid, 'Pods')
         if file.extname == '.h'
           build_file_uuid = add_build_file(file_ref_uuid, "settings" => { "ATTRIBUTES" => ["Public"] })
-          add_file_to_list('PBXHeadersBuildPhase', build_file_uuid)
+          # Working around a bug in Xcode 4.2 betas, remove this once the Xcode bug is fixed:
+          # https://github.com/alloy/cocoapods/issues/13
+          #add_file_to_list('PBXHeadersBuildPhase', build_file_uuid)
+          add_file_to_list('PBXCopyFilesBuildPhase', build_file_uuid)
         else
           extra = compiler_flags ? {"settings" => { "COMPILER_FLAGS" => compiler_flags }} : {}
           build_file_uuid = add_build_file(file_ref_uuid, extra)

spec/unit/xcode/project_spec.rb

@@ -65,7 +65,8 @@ describe "Pod::Xcode::Project" do
       'fileRef' => file_ref_uuid
     })
 
-    _, object = @project.find_object('isa' => 'PBXHeadersBuildPhase')
+    #_, object = @project.find_object('isa' => 'PBXHeadersBuildPhase')
+    _, object = @project.find_object('isa' => 'PBXCopyFilesBuildPhase')
     object['files'].should == [build_file_uuid]
 
     _, object = @project.find_object('isa' => 'PBXSourcesBuildPhase')