Add a vim plugin to remember the last cursor position

Signed-off-by: Rodrigo Belem <rodrigo.belem@gmail.com>
Update neocomplcache to fix errors when deleting with backspace on vim

Signed-off-by: Rodrigo Belem <rodrigo.belem@gmail.com>
Fix an error when running X or dbus applications inside tmux

Signed-off-by: Rodrigo Belem <rodrigo.belem@gmail.com>
Enter/Return select the hilighted item on autocomplete

Signed-off-by: Rodrigo Belem <rodrigo.belem@gmail.com>