Merge pull request #4 from sjw0687/work

add award, genre and columns to work.
download authors to sqlite
add requirement SPARQLWrapper
disable db_test
Down all artists from dbpedia.org to sqlite.
added .format()
delete contest, adopt pep8, change separator from ',' to '\\n', delete useless code and imports, add PyLD to eliminate wrarning
add PyLD
remove PyLD
remove PyLD
import lexicographical order
Merge pull request #5 from miaekim/mimi

Download all works to sqlite3
easy_install is no more used