Merge pull request #2 from zfaustk/UI

Ui
Merge pull request #3 from zfaustk/UI

Ui
Merge pull request #4 from solamiku/UI

Ui
Merge pull request #5 from zfaustk/UI

Ui
Merge pull request #6 from zfaustk/UI

Background
commit

co
Merge pull request #7 from zfaustk/UI

A little change
UI

cart and others
Merge pull request #3 from solamiku/master

UI