reworded
fixed right value of the nav
reduced the mathcing range to fix the tail address issue
better html grouping
refined the subcontainer-level margin-related css
updated the value
refined the old-ie
reworded about page
reworded the placeholders
removed unnecessary design
refined model of finder
reworded description
show fb's faces
Revert "show fb's faces"

This reverts commit 8704b6342a37f6844c1300d093f75ead5d1f3875.
updated preview
reworded comments
simplified the matching algorithm
that line is not need in new algorithm
added pick_to_flat
fixed a potential index error