Add Scrape sensor documentation#1220

Merged

fabaff merged 4 commits intohome-assistant:nextfrom

fabaff:scrap-sensor

Oct 17, 2016

Commits on Oct 12, 2016

Add scrape sensor docs
fabaff
committed

Commits on Oct 13, 2016

Switch to beautifulsoup, fix typos, and update examples
fabaff
committed

Commits on Oct 14, 2016

Add IFTTT example
fabaff
committed

Commits on Oct 17, 2016

Update examples
fabaff
committed