dir struct: crawler in services/tvtropes
remove unnecessary param from crawl_link
Add __init__ to .services and .services.tvtropes
Remove referer, now crawl children together
integrate crawler command
changed DB_FILENAME -> DATABASE_URL
comply pep8
add entities orm
remove repr in entities orm
Analyze tests as well
Determine type into func
Add help docstring to cliche crawl command
Analyze docs coverage
Add Work
Create ForeignKeyConstraint in entities orm
TVTropes crawler use sqlalchemy
Merge branch 'master' of github.com:clicheio/cliche into sqlalchemy
add doc for subpackages and modules under services
fix typo in line 71 setup.py
typo