指定パスを優先
全ての変数が渡っていない問題を解決
added a setting of command prompt in mysql
added a neocomplcache plugin for vim
no more swp
added php5 directory define
added PHP5.3 keywords
added usr/local path environment
All keys will be added when loggin in.
Added an alias.

To always use `colordiff` command instead of `diff` command
Added some ingore files
Changed 'human readable mode' in df command.
Changed displaying date format on git-log
Refactoring .zshenv
Improved .gitignore
Improved zshrc
Improved .zshenv
Improved `git diff` view settings
Improved .zshenv
Using diff-highlight