add temp import/upload controller
create product scaffold, plus mdse,brand,etc
product#index, add import ui
add fields to imports table
modify db schema
add import spreadsheet, immediate
import spreadsheet flow passed, no further test
fixed submenu position behind bug
modify db schema, add fields: import_id, imported
add import product by uploading spreadsheet file, ajax'd
modify style, fixed next/prev step bug
git ignore aptana .project file
schema: add discard_from, discard_by to products,brands,...
add static testing html file
finish coding all interfaces of import_sheet controller
add jquery dataTable css files
modify for dataTable support
modify products.index page to normal state
brands.index: dataTable, resizable ok
brands.index: add category selector to dataTable