first commit
answer kadai1
update README.md
update README.md
change directory structure & answer exercise2
change directory structure
answer exercise2
Merge branch 'master' of github.com:aokada/Hatena-Intern-Execise2013

Conflicts:
	Log.pm
	main.pl
	t/01_use.t
add close file handler
bugfix and add parser test
bugfix and add parser test
Merge branch 'master' of github.com:aokada/Hatena-Intern-Execise2013