simplify css

Signed-off-by: Micky Ching <mickyching@gmail.com>
emacs: add tips

Signed-off-by: Micky Ching <mickyching@gmail.com>
simplify css

Signed-off-by: Micky Ching <mickyching@gmail.com>
add ubuntu tips

Signed-off-by: Micky Ching <mickyching@gmail.com>
bookmarks: add C++ reference

Signed-off-by: Micky Ching <mickyching@gmail.com>
apt: add bzr

Signed-off-by: Micky Ching <mickyching@gmail.com>