allow spider allowed_domains to be set/tuple, #259
added nicolas to sep-019 authors, changed main title formatting for sep-019 and sep-020
add tests for url_is_from_spider() with allowed_domains
pylint clean-ups for test_utils_url.py
remove over-testing and dict testing for test_utils_url.py
doc: add comment about commit history cleanliness
sep-019: fixed typo
log (just once) when duplicate requests are filtered out. closes #105, #249
Merge pull request #261 from stav/allowed_domains

allow spider allowed_domains to be set/tuple, #259
added link to python binary libs, for windows installation
minor updates to contributing doc
removed duplicated test
Override request method in FormRequest

Changes proposed in the comments
Merge pull request #267 from nramirezuy/formrequest

Override Request 'method' in FormRequest
added Nicolas Ramirez to AUTHORS
added FAQ about error: "cannot import name crawler"
minor updated to faq
scrapy deploy: return non-zero exit code if deploy fails
Slots removed, now Scraper can handle just one spider
fix typo