add lack packages
install ace-window
improve helm about key-bindings and migemo. remove helm-open-github.
configure org-mode.
imploce c-mode and c++-mode.
refactoring.
add objc-mode. emaXcode.
add snippets for iPhone8.1 SDK. generated by yasobjc.
add CTAGS config for obj-c.
add GNU GLOBAL config for obj-c.
ignore recentf file.
change type about vimperator plugins.
remove Z.
add oh-my-zsh plugin. git-hubflow and rbenv.
add ghq and ghs, ghr.