Move codes to an embed framework

- Move bundle/group identifiers to passKit/Global
- Fix Core Data
- Change Defaults to SharedDefaults

Podfile

@@ -1,3 +1,47 @@
+def generate_modulemap(name, path)
+    f = File.new(File.join("#{path}/module.modulemap"), "w+")
+    module_name = "#{name}"
+    while(module_name["+"])
+        module_name["+"] = "_"
+    end
+    f.puts("module #{module_name} {")
+    f.puts("    umbrella header \"#{name}_umbrella.h\"")
+    f.puts("    export *")
+    f.puts("}")
+end
+
+def generate_umbrella(name, path)
+    f = File.new(File.join("#{path}/#{name}_umbrella.h"), "w+")
+    f.puts("#import <Foundation/Foundation.h>")
+    Dir.chdir(path) {
+        Dir.glob("**/*.h").map {
+            |filename| f.puts("#import \"#{filename}\"")
+        }
+    }
+end
+
+post_install do |installer|
+    require "fileutils"
+    headers_path = "#{Dir::pwd}/Pods/Headers/Public/"
+    
+    installer.pods_project.targets.each do |target|
+        target_header_path = "#{headers_path}#{target.product_name}"
+        if File.exist?(target_header_path)
+            filename = target.product_name
+            if filename != "." and filename != ".."
+                generate_umbrella(filename, target_header_path)
+                generate_modulemap(filename, target_header_path)
+            end
+        end
+    end
+end
+
 target 'pass' do
   pod 'ObjectivePGP', :git => 'https://github.com/mssun/ObjectivePGP.git'
+  target 'passKit' do
+    inherit! :search_paths
+  end
+  target 'passextension' do
+    inherit! :search_paths
+  end
 end