Generated Pods.xcodeproj and workspace for ConfigureTest app.

With: cd examples/ConfigureTest && ../../bin/pod install ConfigureTest.xcodeproj

examples/ConfigureTest/ConfigureTest.xcworkspace/contents.xcworkspacedata

+<?xml version="1.0" encoding="UTF-8" standalone="yes"?><Workspace version="1.0"><FileRef location="group:ConfigureTest.xcodeproj"></FileRef><FileRef location="group:Pods/Pods.xcodeproj"></FileRef></Workspace>
\ No newline at end of file

lib/cocoapods/installer.rb

@@ -123,24 +123,16 @@ module Pod
       end
       app_project.main_group << configfile
       
-      
-      # This doesn't work yet.
-      # A working example from having dragged libPods.a over:
-      # {isa = PBXFileReference; lastKnownFileType = archive.ar; name = libPods.a; 
-      #   path = "Pods/build/Release-iphoneos/libPods.a"; sourceTree = "<group>"; };
-      # Need to figure out how to calculate that path, which appears to be 
-      # based on the Pods.xcodeproj's BUILT_PRODUCTS_DIR.
-      # 
-      # libfile = app_project.files.new({
-      #   'path' => 'libPods.a',
-      #   'lastKnownFileType' => 'archive.ar',
-      #   'includeInIndex' => '0',
-      #   'sourceTree' => 'BUILT_PRODUCTS_DIR'
-      # })
-      # app_project.objects.select_by_class(Xcode::Project::PBXFrameworksBuildPhase).each do |build_phase|
-      #   build_phase.files << libfile.build_file
-      # end
-      # app_project.main_group << libfile
+      libfile = app_project.files.new({
+        'path' => 'libPods.a',
+        'lastKnownFileType' => 'archive.ar',
+        'includeInIndex' => '0',
+        'sourceTree' => 'BUILT_PRODUCTS_DIR'
+      })
+      app_project.objects.select_by_class(Xcode::Project::PBXFrameworksBuildPhase).each do |build_phase|
+        build_phase.files << libfile.build_file
+      end
+      app_project.main_group << libfile
       
       app_project.save_as(projpath)
     end