--amend
Merge branch 'dev' of git://github.com/miyanaga/mt-shop-search into dev
Merge branch 'dev' of git://github.com/miyanaga/mt-shop-search into dev
Merge branch 'dev' of git://github.com/miyanaga/mt-shop-search into dev
Merge branch 'dev' of git://github.com/miyanaga/mt-shop-search into dev
Merge branch 'dev' of git://github.com/miyanaga/mt-shop-search into dev
Merge branch 'dev' of git://github.com/miyanaga/mt-shop-search into dev
Merge branch 'dev' of git://github.com/miyanaga/mt-shop-search into dev
Merge branch 'dev' of git://github.com/miyanaga/mt-shop-search into dev
Merge branch 'dev' of git://github.com/miyanaga/mt-shop-search into dev
Merge branch 'dev' of git://github.com/miyanaga/mt-shop-search into dev
Optimize importing from CSV.