Add unite-help plugin
Add unite-rails plugin
Improve mkview and loadview settings

- exclude vimfiler
- do not save options
Use 'tabdrop' instead of 'my_tabopen' for <C-t> in Unite
Add Dockerfile.vim
Improve unite.vim keybinds
Improve smartinput and smartchr settings
Follow changes of unite mru
Update snippets
Refactor ftdetect
Refactor filetype specific files

Conflicts:
	vim/after/ftplugin/python.vim
Specify sub filetype of eruby file