added contributing
note about TOS
Merge pull request #57 from leaflet-extras/contributing

added contributing
jshint
add bower.json and package.json
Added OSM humanitarian layer.
Add OpenStreetMap to readme and index.html.
Merge pull request #68 from leaflet-extras/osm-hot

Added OSM humanitarian layer (thanks to @yohanboniface).
Cleanup
 - bump Leaflet to 0.6.4
 - copy resize of layers control to /index.html
 - ignore CloudMade in preview
 - update layers control heigth on mapr resize
Merge pull request #70 from leaflet-extras/cleanup

Cleanup
Clean up readme, try to make it more clear.
Finish scentence.
Fix typo, fix url to preview, extend #usage
Really fix the preview url now.
Merge pull request #71 from leaflet-extras/update-readme

Better README.md
bump version number to push new README.md