Change lib to app in ruby mode

Update:
  auto-comalate
  bundler
  coffee-mode
  expand-region
  popup
  yaml-mode
Add config from auto-complete config in setup file.
No more magic fucntion. Known source and comfiguration.

Add scss-mode to support Rails projects.
Add scss-mode setup to init.

Some reformat in init.
Add F5 refresh to scss mode.

Remove bind .scss to css-mode.
Rename scss-mode-setup to convention.
Update in submodules.

Update form deprecated functions.