minor ui changes

1. removed smart zooming feature
2. removed vertical borders of tables
3. changed marked/sticky post colors
Merge pull request #7 from ccding/dev

delete post
Bug fix and notification added for delete

1. path is now correctly displayed after deletion.
2. 3 notifications added for deletion.
3. confirmation is added before deleting a post.
fixing CRLF again....fuck github client.
Normalize line endings
fixing CRLF
3 more posts loaded when going back to post/mail list.
removed jquery.fileupload, ready to rewrite.
remove jquery fileupload from index.html.
fixing another problem relevant to file upload.
add hotkeys for prevPost and nextPost (N and P)

because my keyboard doesn't have the left and right keys...