Update tab in contact page & headline in home page
Add jade page checkout
Fixed attachment page

1. Indent left side of headline
2. Wrap headline
Update doneline page & todoline page

1. separate gap.styl into indent, collase, push, hang
2. update jade mixins Timeline
wip
Remove exit button
Add mine page as home page
Rename mine page to newest page
Separate :active .is-active
Remove reset
wip