Update README.md
Fixing a bunch of typos
Merge pull request #5 from DavidBruant/develop

map with markers
changed color scale (converted to hsl and... averaged in lack of better idea :-/)
Merge pull request #6 from DavidBruant/develop

adding overlay
Merge branch 'develop' of github.com:anthill/BinFul into develop
promisifying things
historical data integrated with predictions