Produce Frankified.app from the compiled app more carefully

With the --noclean option there are possibly more than one *.app
directories in the frankified_build directory. At least discard
the Frankified.app directory as the source directory.

Copy recursively instead of moving so that the source directory
remains ready for the next build.

gem/lib/frank-cucumber/cli.rb

@@ -80,7 +80,9 @@ def build
 
       run %Q|xcodebuild -xcconfig Frank/frankify.xcconfig #{build_steps} #{extra_opts} -configuration Debug -sdk iphonesimulator DEPLOYMENT_LOCATION=YES DSTROOT="#{build_output_dir}" FRANK_LIBRARY_SEARCH_PATHS="\\"#{frank_lib_directory}\\""|
 
-      FileUtils.mv( Dir.glob( "#{build_output_dir}/*.app" ).first, frankified_app_dir )
+      app = Dir.glob("#{build_output_dir}/*.app").delete_if { |x| x =~ /\/#{app_bundle_name}$/ }
+      app = app.first
+      FileUtils.cp_r("#{app}/.", frankified_app_dir)
 
       fix_frankified_apps_bundle_identifier