fix(script): run_export with file_handler

Signed-off-by: Jeremy MAURO <jeremy.mauro@gmail.com>

client.d/99handler.rb

@@ -1,4 +1,4 @@
-::Dir.glob(::File.join(::Chef::Config.cache_path, 'handlers','*.rb')) do |rb_file|
-  require rb_file
-  start_handlers << Etckeeper::StartHandler.new if ::File.basename(rb_file) == 'etckeeper_handler.rb'
+handler_directory = ::File.join(::Chef::Config.cache_path, 'handlers')
+::Dir.glob(::File.join(handler_directory,'*.rb')) do |rb_file|
+require rb_file
 end