Delete Micro_Plugin_Catalog.php
Delete Micro_Plugin_Layout.php
Merge pull request #1 from shinji00/dev

App file name is replaced by microshop.php
Added descriptions for different parts of the application.
Fixed bugs.
Added preset page
Merge remote-tracking branch 'origin/master' into dev
Fixed a bug in the setup page
Fixed a bug in the cache images
Fixed a bug in the cache images