tag latest working 0.7x

[schloerke]

@bhaskarvk I can not add tags on a to your repo. could you run these commands in the lastest master?

git tag -a "leaflet_js_0.7.x" f8685528710ff1bcacbc199b030a9752b7daff35 -m 'End of support for leaflet.js `0.7.x`. Beginning of support for leaflet.js `1.x`'
git push origin --tags

[bhaskarvk]

I will do so this weekend.