Revert "fix ch7"

This reverts commit 418209329eacaad3fb0ce4cf0cc9e6e94bc45534.

Conflicts:
	views/nursery-rhyme.handlebars
fix
Revert "nothing"

This reverts commit a7bb9590f08a4544d1c34bb4be0bae989e201922.

Conflicts:
	views/layouts/main.handlebars
	views/nursery-rhyme.handlebars
fix revert
add ignore file
ch9 finish