Expand the tmux aliases
Add "opwd" - Print a current directory of the opposite pane of tmux
Add "license" - Print my MIT license
Add vimbuild to etc/init/
Modify install section: bash-like -> use $(foreach)
Add "trunc" - truncate files
Add "tac.awk" - tac written in awk
Add "frequency" - count the frequent word
Add header to battery
Add mecab to Brewfile
Add wdiff to Brewfile
Add installing homebrew and packages from Brewfile and Caskfile
Add setup_newmac.sh for setup mac