Update erp5_upgrader business template

- Rename some upgrader scripts
- Add upgrader script to check for table existence
- Rename some upgrade constraints
- Add upgrade constraint (table existence)
- Clean up some files
Fix LocationError when trying to access a web site with absolute url
erp5_web_renderjs_ui: added header, erp5 logo, close button form to panel gadget
erp5_web_renderjs_ui: fixed header icon and spinner
erp5_web_renderjs_ui: fixed panel, icon positioning
erp5_web_renderjs_ui: make breadcrumb look nice
erp5_web_renderjs_ui: nitpicky logo positioning
erp5_web_renderjs_ui: wrap module listviews in collapsible set
erp5_web_renderjs_ui: fix appearance of collapsible, speed up spinner
erp5_web_renderjs_ui: CSS improved to responsive table
erp5_web_renderjs_ui: update JQM to latest version
erp5_web_renderjs_ui: update header UI, fix tap toggle, icons
erp5_web_renderjs_ui: fix theme on frontpage gadget
erp5_web_renderjs_ui: add listbox header first version
erp5_web_renderjs_ui: add blue background logo to panel
erp5_web_renderjs_ui: updating various ui components' css
erp5_web_renderjs_ui: various CSS fixes, added filter icon to searchfield
erp5_web_renderjs_ui: converted search field into handlebars template
erp5_web_renderjs_ui: added section headers and icons to tabs
erp5_web_renderjs_ui: add section and icon to breadcrumbs