add yalinum-format
bug fix for Emacs23.3
add yalinum-bar-style
Merge pull request #1 from yosisa/bar-style

add yalinum-bar-style
Merge pull request #1 from myuhe/master

bug fix and add some option
modify version header and keywords header
add English translation.
Merge pull request #2 from myuhe/header

change header and add english translation