new minor modification
do not backup and auto save
in linux vps, encounter a problem that a ^M is always apend at the end, so I test to set the encoding again
add two import bookmark
adopt nish's latest changes
new book mark
solved horizontally opend the search buffer
import change : rm python-mode and python-pep8, instead, we use the https://github.com/fgallina/python.el, and ipython
from nish to get python modification
add configuration for mac emacs, as we use the homebrew python, we have to put the /usr/local before /usr/bin, and set the path to ipython to the python-shell-interpretor