Add sinatra sever. (Fix #1)
create Table. (Fix #3)
create Edge. (Fix #4)
create index action. (Fix #2)
Fix #9
modify svg in index action to raphael.js. (Fix #10)
send message to reload. (Fix #5)
the reload action read target_file. (Fix #6)
Add StatementParser. (Fix #7)
Reflect table names in log to return value of reload action.
modify version and usage.