pass config to cleaners init
Add a drop_node method to Parser class
move lxml stuff to parser class
move lxml stuff to parser class
get parser class from config
Merge branch 'multiparser' of github.com:xgdlm/python-goose into multiparser
get parser class from config (something went wrong with previous merge)
be ready for bs4
lxml html parser or souparser can be use
Rename TestParserBS4 TestParserSoup
Merge branch 'multiparser' of github.com:xgdlm/python-goose
Goose requires bs3 instead of bs4
Ability to pass parser_class to configuration object
Merge branch 'multiparser'

Conflicts:
	goose/extractors.py
	setup.py