Add hall of fame page

[jooyunghan]

Candidates

• max line length, number of lines, codefat, sloc, nesting, if condition length, if/else chain length, #cases, revisions, longest commit gap(person, file), #methods, variable length, commit span(and shortest)
• who made most commits, merges, reverts, errrors, projects
• most commits during 2am ~ 3am or all day
• most busy day!