Revert "hard code all haml path."

This reverts commit 79cdf3f31fd9546378a4804edfbfc70db3bc0c36.
Revert "hard code details.haml path."

This reverts commit fb07973472e7c6bae284e5f239a7badad6113e48.
Revert "change directory name."

This reverts commit 244db10132c2f89bbd47f97c4b703ea857b29e15.
Revert "add bottom10 cities"

This reverts commit 24ffb849ae0e58e9f30fb8243efc54041e57c908.
Revert "add top10"

This reverts commit 768759eba0aa1a4504007327f3e013047e9351c1.