modify dotbash_aliases.sh and dottmux.conf

Signed-off-by: Wang Zhen <yuchen12@gmail.com>
update git files: 2013-12-28

Signed-off-by: Wang Zhen <yuchen12@gmail.com>
update dotvimrc/dotprofile/dotgitconfig

Signed-off-by: Wang Zhen <yuchen12@gmail.com>
modify hosts_update.sh

Signed-off-by: Wang Zhen <yuchen12@gmail.com>
update

Signed-off-by: Wang Zhen <yuchen12@gmail.com>