Merge pull request scrapy#334 from Digenis/1.2

1.2.1

Bump 1.2.0a1 → 1.2.0

fix release date in news.rst

version 1.0.2

Bump version to 1.1.0

version 1.0.1

version 1.0.0

version 0.17.1

tag 0.17.0

version 0.16.4