Pass the context in removeHooks so events will be removed correctly in the latest leaflet build.
Pass the context to the off calls so events will be deleted in the latest leaflet build.
Pass the polyline's context to the off function so the events will be removed in the latest leaflet build
Update README.md
Merge pull request #112 from koppelbakje/upstream/master

Remove events in the latest leaflet build
Add version check as Leaflet.draw requires Leaflet 0.6+. fixes #109
Fix issue where we were not correctly removing the action buttons when removing the control from the map. refs #111
Update changelog.
Updating build.