update deploy configuration

# Please enter the commit message for your changes. Lines starting
# with '#' will be kept; you may remove them yourself if you want to.
# An empty message aborts the commit.
# On branch deploy
# Changes to be committed:
#   (use "git reset HEAD^1 <file>..." to unstage)
#
#	modified:   Procfile
#	new file:   postinstall
#	renamed:    theme/hiki/README -> public/theme/hiki/README
#	renamed:    theme/hiki/hiki.css -> public/theme/hiki/hiki.css
#	renamed:    theme/hiki_base.css -> public/theme/hiki_base.css
#
fix symlink
fix Procfile
added favicon
Merge branch 'refactor-rdb' into deploy
Merge branch 'master' into deploy
applied PreBasicAuth
REQUEST_URI
編集の時も見えると困るので認証をかけました
Merge branch 'master' into deploy
Merge branch 'master' into deploy
Merge branch 'master' into deploy
Merge branch 'master' into deploy
Merge branch 'master' into deploy
prep- も隠します
部分一致でした
正規表現を改善
Merge branch 'master' into deploy
upgrade 2.0.0p0
Merge branch 'master' into deploy