Revert "Added a new pygments style for code highlighting, replaced the default "friendly" style"
Revert "Added a new pygments style for code highlighting, replaced the default "friendly" style"

This reverts commit 1a0774f9ab423d28e2c59deccb24ec3015135c02.

john-wei/flaskr,john-wei/flaskr,john-wei/flaskr